Exploring Materials Crossword

Created
Jun 3, 2016
Type
Crossword
Description

This crossword contains the following questions and answers:

a large complex molecule built from smaller molecules, joined together in a repeating patern ploymer
a threadlike piece of glass (or plastic) that can be used for transmitting messages in the form of light optical fiber
the ease and speed with which an element combines, or reacts, with other elements and compounds radioactivity
one of the smaller molecules from which polymers are built monomer
a reaction involving the particles in the nucleus of an atom that can change one element into another element nuclear reaction
the length of time needed for half of the atos of a sample o radioactive isotope to decay half life
A mixture of two or more elements, one of which is a metal alloy
the process in which atomic nuclei of unstable isotopes release fast-moving particles and energy radioactive decay
a fast moving electron that is iven off as nuclear radiation beta particle
a combination of two or more substances that creates a new material with different properties composite
a hard, crystalline solid made by heating clay andother mineral materials to high temperatures ceramic
A type of nuclear radiation consisting of two protons and two neutrons alpha particle
A clear, solid material wih no cystal structure, created by heating sand to a very high temperature glass
a type of nuclear radiation made of high-energy waves gamma radiation
a synthetic poylmer that can be molded or shaped plastic
a radiotactive isotops that cna be followed through the steps of a chemcial reaction or industrial process tracer
the process of determining the age of an object using the half-life of one or more radioactive isotopes radioactive dating

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More Crosswords, Word Searches, and Puzzles

Nuclear Chemistry Vocabulary Crossword

Created
Nov 7, 2017
Type
Crossword
Description

This crossword contains the following questions and answers:

The ability of radiation to pass through matter Penetrating Power
Isotopes of atoms with unstable nuclei Radioisotope
A form of high energy electromagnetic radiation emitted from some materials that are in an excited electron state X-Ray
High energy radiation that accounts for most of the energy lost during radioactive decay Gamma Ray
Radiation that is made up of alpha particles and is deflected toward a negatively charged plate when radiation from a radioactive source is directed between two electrically plates Alpha radiation
Radiation that is made up of beta particles and is deflected toward a positively charged plate when radiation from the radioactive source is directed between two electrically charged plates Beta radiation
A radioactive decay process that occurs when an atom's nucleus draws in a surrounding electron, which combines with a proton to form a neutron, resulting in an x-ray photon being emitted Electron capture
The time required for one-half of a radioisotope's nuclei to decay into its products Half-life
Protons and neutrons Nucleon
A particle that has the same mass as an electron but an opposite charge Positron
A radioactive decay process in which a proton in the nucleus is converted into a neutron and a positron, and then the positron is emitted from the nucleus Positron emission
A series of nuclear reactions that starts with an unstable nucleus and results in the formation of a stable nucleus Radioactive Decay Series
The process that is used to determine the age of an object by measuring the amount of a certain radioisotope remaining in that object Radiochemical dating
A force that acts on subatomic particles that are extremely close together and overcomes electrostatic repulsion among protons Strong Nuclear force
A reaction in which an atom's atomic number is altered Transmutation
A nuclear reactor that is able to produce more fuel than it uses Breeder reactor
The minimum mass of a sample of fissionable material necessary to sustain a nuclear chain reaction Critical mass
The difference in mass between a nucleus and its component nucleons Mass defect
The splitting of a nucleus into smaller, more stable fragments, accompanied by a large release of energy Nuclear Fission
The process of binding smaller atomic nuclei into a single, larger, and more stable nucleus Nuclear fusion
A nuclear fusion reaction Thermonuclear reaction
The process in which nuclei are bombarded with high-velocity charged particles in order to create new elements Induced Transmutation
An element with an atomic number of 93 or greater on the periodic table Transuranium element
Radiation that is energetic enough to ionize matter it collides with Ionizing Radiation
An isotope that emits non-ionizing radiation and is used to signal the presence of an element or specific substance Radiotracer

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Nuclear Physics Crossword

Created
Mar 29, 2016
Type
Crossword
Description

This crossword contains the following questions and answers:

Force that holds the nucleus of an atom together StrongForce
Force that acts on large bodies such as planets and stars Gravity
Two Nuclei combine to produce a nuclei with more mass Fusion
The most penetrating radiation, created the fictional "Hulk" GammaRadiation
Very small particle that carries strong force Gluon
Nuclear force that leads to beta decay WeakForce
A radio-isotope that emits non-ionizing radiation and is used to signal the presence of an element or specific substance Radiotracer
Can block alpha particles paper
Splitting of an atom of one element into an element of another atom Fission
The amount of energy needed to bind an element together BindingEnergy
The force that causes attraction between protons and electrons and repulsion between charges of the same kind ElectromagneticForce
Uses a phosphor detector to detect radiation and emits a bright light GeigerCounter
Particles emitted from a radioactive source, there are several types of these Radiation
Can block gamma radiation Lead
Particle with the mass of an electron but has a positive charge Positron
Mass needed to make a fission or fusion reaction work CriticalMass
Helium nuclei that have been emitted from a radioactive source AlphaParticle
Can block beta particles Plastic
Name of a city in which an atomic bomb was dropped on in WWII Hiroshima
Last name of the man who created the equation E=mc^2 Einstein
The amount of time for half of a substance to undergo radioactive decay HalfLife
Bomb made using the fusion of hydrogen into helium HydrogenBomb
Bomb made using the fission of uranium atoms AtomicBomb
Happens when a nuclear power plant explodes Meltdown
Radioactive isotopes can be used for medical ______________. Imaging

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Renewable Resources Crossword

Created
Apr 7, 2016
Type
Crossword
Description

This crossword contains the following questions and answers:

Electricity produced by moving water, especially from across a river. hydroelectric power
The basic unit of a chemical element. atom
The surroundings or conditions in which a person, animal, or plant lives or operates. environment
The action of dividing or splitting something into two or more parts. fission
The process or result of joining two or more things together to form a single entity. fusion
A gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants. global warming
The time taken for the radioactivity of a specified isotope to fall to half its original value. half-life
The energy released during nuclear fission or fusion, especially when used to generate electricity. nuclear energy
The ability to do something or act in a particular way, especially as a faculty or quality. power
The emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization. radiation
The emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei. radioactivity
A fuel derived directly from living matter. bio-fuel
Materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain. natural resources
An organic natural resource which can replenish to overcome usage and consumption, either through biological reproduction or other naturally reoccurring processes. renewable resource
Radiant energy emitted by the sun. solar energy
The cycle of processes by which water circulates between the earth's oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration. water cycle
The conversion of one form of energy into another, or the movement of energy from one place to another. energy transfer
An energy that travels by waves or particles, particularly electromagnetic radiation such as heat or x-rays. radiant energy
The perceptible natural movement of the air, especially in the form of a current of air blowing from a particular direction. wind
A hot spring in which water intermittently boils, sending a tall column of water and steam into the air. geyser
The quality of being hot; high temperature. heat
The vapor into which water is converted when heated, forming a white mist of minute water droplets in the air. steam
Of, relating to, or produced by the internal heat of the earth. geothermal

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Nuclear Energy and Radioactive Materials Crossword

Created
Dec 9, 2017
Type
Crossword
Description

This crossword contains the following questions and answers:

What is a nuclear reaction that causes a nucleus to split into two or more pieces and releases neutrons and energy? fission
What is a continuous series of nuclear fission reactions? chainreaction
What is a nuclear reaction in which two light nuclei fuse together under extreme temperatures to form heavy nuclei and releases energy? fusion
Alpha decay, Beta decay, and gamma decay are all types of what? radioactive decay
What results in a new element with 2 less than the original atomic number and 4 less than the original mass number? Alpha decay
What are fast moving negative electrons that have the same mass as an electron? Beta particle
Alpha particles, Beta particles, and Gamma rays all produce what? radiation
Both nuclear fusion and nuclear fission produce what? nuclear energy
The time it takes for one half of a sample of radioactive material to decay is called what? halflife
The electricity produced from a nuclear reaction is called what? Nuclear power
What is positively charged, is made up of 2 protons and 2 neutrons, and the more massive type of nuclear radiation? Alpha particle
What results in the atomic number increasing by 1 and the mass staying the same from its original value? Beta decay
What is a type of radioactive decay that does not change the mass number or the atomic number of an atom? gamma decay
The changing of one element into another by radioactive decay is called? Transmutations
Too many protons and neutrons can cause a nucleus to become what? unstable
Fusion is the power scource for what? stars
The 2 factors that depend on risk of damage from radiation are the type of radiation and the amount of what? exposure
The human body has evolved to withstand what type of radiation? background
Nuclear energy is a _____, long term solution for producing power. dependable
What is it called when you have a different number of neutrons than the base atom? isotope
A graph of the number of radioactive parent nuclei remaining in a sample as a function time is called what? decay curve
Where in Ukraine did a devastating nuclear disaster happen that caused the whole area to have high levels of radiation? Chernobyl
What is it called when the number of electrons are different from the number of protons? ion
Using knowledge of half-life to date very old specimen is called what? radiometric dating
What is a form of electromagnetic energy? (symbol:Y) gamma ray
The energy produced from a nuclear power plant can be used to make what? electricity
A ___ nuclear ____ causes protons and neutrons to attract to one another strong force
A factor of ____ _____ is the proton/neurton ratio nuclear stability
Who made the famous, mass-energy equation?(E=mc^2) Einstein
____ is one of the risks from being exposed to high levels of radiation cancer

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Atoms, Elements, and Compounds Crossword

Created
Mar 30, 2017
Type
Crossword
Description

This crossword contains the following questions and answers:

are the building blocks of matter Atoms
Neutrons and Protons are located here Nucleus
Positively charged particles Protons
Particles that have no charge neutrons
Negitively charged particles Electrons
pure substances that cannot be broken down into other substances by physical or chemical means Element
Atoms of the same element that have different numbers of neutrons Isotopes
A pure substance formed when two or more different elements combine Compound
chemical bond that forms when electrons are shared Covalent bond
a compound in which the atoms are held together by covalent bonds Molecule
an electrical attraction between two oppositely charged atoms or groups of atoms ionic bonds
process by which atoms or groups of atoms in substances are reorganized into different substances chemical reaction
substance that lowers the activation energy needed to start a chemical reaction catalyst
biological catalyst that speed up the rate of chemical reactions in biological processes enzymes
specific location where a substrate binds on an enzyme active site
molecules that have an unequal distribution of charges polar molecules
the electrostatic attraction hydrogen bond
the substance that is dissolved in the solvent solute
substance in whih another substance is dissolved solvent
anothe name for homogeneous mixture solution

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8th Grade Science Crossword

Created
Sep 19, 2016
Type
Crossword
Description

This crossword contains the following questions and answers:

Number of protons in the nucleus of an atom atomic number
A stable subatomic particle electron
A cloudlike group of electrons electroncloud
A substance consisting of atoms which all have the same number of protons element
The time required for a quantity to reduce to half its initial value halflife
Any one of various forms in which the atoms of a chemical element can occur isotope
The total number of protons and neutrons in a nucleus massnumber
A subatomic particle of about the same mass as a proton but without an electric charge neutron
A very small particle of matter that is part of the nucleus of an atom and that has a positive electrical charge Proton
A solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity metal
An element or substance that is not a metal nonmetal
A nonmetal that can combine with a metal to form an alloy metalloid
The smallest particle of a substance that can exist by itself or be combined with other atoms to form a molecule atom

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Nuclear Chemistry Word Search

Created
Nov 8, 2017
Type
Word Search
Description

This word search contains the following answers:

radiotracer
ionizing radiation
transuranium element
induced transmutation
thermonuclear reaction
nuclear fusion
mass defect
critical mass
breeder reactor
transmutation
strong nuclear force
radiochemical dating
radioactive decay series
positron emission
positron
nucleon
half life
electron capture
beta radiation
alpha radiation
gamma ray
xray
radioisotope
penetrating power

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Nuclear Energy and Radioactitvity Crossword

Created
Dec 6, 2017
Type
Crossword
Description

This crossword contains the following questions and answers:

A graph of the number of radoactive parent niclei remaining in a sample as a function of time Decay Curve
fast moving negative electrons or positive positrons Beta Particles
A pressurized water reactor; a type of reactor PWR
Machine to maintain and control a nuclear Reactor
Scientists uses the knowledge of half-lives to date very old specimens, this process is called ________. Radiometric Dating
A person with advanced knowledge of empirical fields Scientist
The changing of one element into another by radioactive decay, or similar processes Transmutations
A form of electromagnetic energy Gamma Rays
Positively charged particle, more massive than any other type of nuclear radiation, and made of 2 protons and 2 neutrons Alpha Particle
Energy released by a nuclear reaction Nuclear Energy
The force that causes protons and neutrons in the nucleus to attract one another Strong Nuclear Force
A device for controlling flow, pressure, and temperature Regulator
An electrical generating station Powerplant
Dangerous substances left after nuclear energy was produced Nuclear Waste
A star's energy source; the process in which light nuclei combine at extremely hgh tem[eratures, forming heavier nuclei and releasing energy Fusion
The process by which a nucleus splits into two or more frgaments and releases neutrons and energy Fission
a continuous series of nuclear fission reactions Nuclear Chain Reaction
nuclear radiation that arises naturally from cosmic rays and from radioactive isotopes in the soil, water, and plants Backround Radiation
occurs when the nucleus of an unstable atom breaks down in a process called radioactive decay Radioactivity
Uses a fission reaction to create electricity. Nuclear energy
Nuclear materials are ______. Elements
one nuclear material is _______. Plutonium
one nuclear material is __________. Uranium
A radioactive substance found in nature Radium
The smallest particle of an element that can enter a chemical reaction Atom
If exposed to high levels of radiation without properc protective clothing, they can experience _______. Burns
positively charged subatomic particles; makes up part of the nucleus Proton
Neutrally charged subatomic particles; makes up part of the nuecleus neutron
subatomic particle with a negative charge and relatively no mass Electron
all isotopes of an an atom with the same number of protons Element

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Unit 2- Chemistry of Life Crossword

Created
Sep 23, 2016
Type
Crossword
Description

This crossword contains the following questions and answers:

the smallest component of an element having the chemical properties of the element Atom
cannot be decomposed, and is made up of atoms all with identical number of protons. Element
formed when two or more chemical elements are chemically bonded together. Compound
a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction. Molecule
sticking together of alike molecules, such as water molecule being attracted to another water molecule. Cohesion
The force of attraction between unlike molecules, or the attraction between the surfaces of contacting bodies. Adhesion
homogenous mixture in which the particles of one or more substances are distributed uniformly throughout another substance. Solution
Any of a class of compounds that form hydrogen ions when dissolved in water, and whose aqueous solutions react with bases and certain metals to form salts. Acid
substances that accept protons from acids. Base
molecular compounds made from just three elements: carbon, hydrogen and oxygen. Carbohydrates
naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, monoglycerides, diglycerides, triglycerides, phospholipids, and others. Lipids
A molecule composed of polymers of amino acids joined together by peptide bonds. Protein
consist of either one or two long chains of repeating units called nucleotides, and consists of a nitrogen base attached to a sugar phosphate. Nucleic Acid
link together bonds in a particular order as defined by genes. Amino acids
Use the metabolic capacities of organisms to convert some combination of light, biomass, organic compounds, gases and water into useful chemical-bond energy. Energy
the energy required to start a reaction. Active Energy
accelerate, or catalyze, chemical reactions. Enzymes
Material or substance on which an enzyme acts. Substrate
The specific region of an enzyme where a substrate binds and catalysis takes place or where chemical reaction occurs. Active Site

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Chemistry Crossword

Created
May 15, 2016
Type
Crossword
Description

This crossword contains the following questions and answers:

The study of the composition, structure, and properties of matter and the changes it undergoes chemistry
any substance that has a definite composition chemical
a measure of the amount of matter mass
anything that has mass and takes up space matter
the smallest unit of an element that maintains the properties of that element atom
a pure substance made of only one kind of atom element
testable statement hypothesis
science is more than a physical object: it is often an explanation of how phenomena occur and how data or events are related model
something that has magnitude, size, and amount quantity
the amount of space occupied by an object volume
a measurement consist of all the digits known with certainty plus one final digit sigs figs
an element is the number of protons in the nucleus of each atom of that element atomic number
atoms of the same element that have different masses isotopes
a general term for any isotope of any element nuclide
the amount of a substance that contains as many particles as there are atoms in exactly 12 g of carbon-12 mole
defined as the number of waves that pass a given point in a specific time, usually one second frequency
the distance between corresponding points on adjacent waves wavelength
the minimum quantity of energy that can be lost or gained by an atom quantum
the lowest energy state of an atom ground state
a state in which an atom has a higher potential energy than has in its ground state excited state
a particle pf electromagnetic radiation having zero mass and carrying a quantum of energy photon
an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, group periodic table
the elements of Group 17 halogens
a broad generalization that explains a body of facts or phenomena theory
a short range force that holds the nuclear particles together nuclear force
a positive ion cation
a negative ion anion
an atom or group of bonded atoms that has a positive or negative charge ion
the formation of ions from solute molecules by the action of the solvent ionization
spontaneous mixing of the particles of two substances caused by their random motion diffusion
a substance that can flow and therefore take shape of its container fluid
the force per unit area on a surface pressure
the SI unit or force newton
a unit of pressure based on an absolute scale torr
a process by which gas particles pass through a tiny opening effusion
the physical change of a solid to a liquid by the addition of heat melting
the physical change from a liquid to a solid by the removal of heat freezing
the conversion of liquid to vapor boiling
any part of a system that has uniform composition and properties phase
the substance dissolved in a solution solute
1 mono
2 di
4 tetra

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