The Twentieth Century and Beyond Mathcing Activity Worksheet
Matching Worksheet

These two men isolated the internal secretions of the pancreas, the organ that creates insulin and was able to harvest insulin from these secretions.
Psychoanalysis is based on the concepts and theories of an Austrian neurologist.
Research helped to make the discovery of DNA. Credited with the discovery of DNA.
Studies a person’s DNA sequences, the order of the four chemical building blocks called bases that make up the DNA molecule.
The electrocardiogram (ECG or EKG) was developed in 1903 to monitor heart function.
In 1928, Scottish doctor discovered a mold that contained antibacterial secretions. (penicillin)
The development of X-ray technology by German physicist.
Radium was discovered by French scientists at the beginning of the twentieth century.
A method of treating mental and emotional disorders.
In 1962, three men were awarded the Nobel Prize in Physiology or Medicine for their discovery.

Sigmund Freud Word Search

Sigmund Freud Word Search
Word Search




is the group of specialized glands that affects the growth
the secretory organs that remove and release certain elements from the blood to convert the new compounds
it is also known as the duct glands
this is also known as the ductless glands
male sexual glands;function in reproduction(singular:testicle)
a sweat and oil glands of the skin, produce a substance that travels through the small,tube-like ducts
female sexual glands; function in reproduction
secretions, such as insulin, adrenaline, and estrogen,that stimulate functional activity or other secretions in the body
secrete about 30 steroid hormones and control metabolic processes of the body
plays a major role in sexual development, sleep, and metabolism
secretes enzyme-producing cells that are responsible for digesting carbohydrates, proteins, and fats
most complex organ of the endocrine system
regulate blood calcium and phosphorus levels so that the nerves and muscular system can function properly.
controls how quickly the body burns energy(metabolism)
there are 30 ___________ telling your body what it should do every day

Endocrine System Crossword

Endocrine System  Crossword

holds the eggs in women
understands body's biological time
stimulates development to help prevent disease and only active until puberty
known as master gland and sends signals to organs and other glands
holds the sperm in men
organ that regulates blood sugar
helps regulate metabolism, brain development, muscle control, calcium and more
causes bones to release calcium into the blood stream
an organ that secretes chemical substances for use in the body
a substance to regulate blood sugar
outer portion of a gland tht produces steroid hormones
inner portion of a gland that synthesizes, stores and releases specific hormones
These systems maintain conditions so homeostasis can happen and can be negative or positive

Inventions and Discoveries Crossword

Inventions and Discoveries Crossword

A tiny flash
A test made in order to study what happened
A room or building used for scientific work
This person invented the light bulb
This was discovered by Benjamin Franklin
A thin rope or cord used for tying things
To watch someone or something carefully
This is Alexander Graham Bell's famous invention
Someone who invents things
The Wright _________ invented the aeroplane
What theory did Albert Eistein develop?
Bill Gates Nationality

Genetic Terms Crossword

Genetic Terms Crossword

A genetically determined characteristic
The set of information that controls a trait, a segment of DNA on a chromosome
An inherited trait that results from the expression of the dominant allele over the recessive allele
The production of new living organisms by combining genetic information from two individuals of different sexes
The reproductive process that involves only one parent and produces offspring identical to the parent.(cloning)
The genetic constitution of an individual organism
The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment
A threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes
A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes and plant spores
Deoxyribonucleic acid is a molecule that carries most of the genetic instructions used in the development, functioning and reproduction of all know living organisms and many viruses
A pair of parallel helices intertwined about a common axis, especially that in the structure of the DNA molecule
The process by which humans use animals breeding and plant breeding to selectively develop particular phenotype traits
The two twentieth-century biologists who discovered the double helix of DNA
A genetically determined characteristic
Is the phenotypic expression of an allele related to the sex chromosome of the individual
Having two different alleles for a trait
Different forms of a gene
A cell with half of the normal chromosomes
Having two identical alleles for a trait
A genetic trait that results from the expression of the two recessive alleles
A tool to show all possible allelic combinations of gametes in a cross of parents with known genotypes in order to predict the probability of their offspring possessing certain sets of alleles

Atomic Theory Crossword

Atomic Theory  Crossword

a pre-socratic philosopher who coined the term atomos which in ancient greek means unbreakable, who also belived that parts of matter were unbreakable
an English scientist who experimented mostly on gases. Boyle discovered through experimentation that gas exists and is made of something (atoms). His experiments also led to the discovery of Boyle’s Law, which describes an inverse relationship between volume and pressure
an English scientist who proposed a mechanical universe that contained small particles in motion (atoms)
an English chemist, physicist, and meteorologist, who proposed an “atomic theory” with spherical solid atoms based on the properties mass
a wealthy French scienctist during the French Revolution who proved that matter is conserved in chemical reactions; thus, the creation and recognition of the law of conservation of mass, discovered that water is not an element and was a creator of the metric system
a French chemist who proved that the quantities of any pure chemical compound’s elements were not dependent on the source. His discovery became known as Proust’s law or Law of Definite Proportions,this law was discovered by experimenting with metals that react with oxygen and sulfur
an Italian physicist who was among the first atomists to recognize that elements existed as molecules as well as individual atoms.studied the work of John Dalton and Joseph Gay-Lussac and discovered that gas reactions of equal volumes and same temperature and pressure contain the same amount of molecules, now known as Avogadro's Law.
an English biologist who discovered Brownian Motion, the jerking movement of microscopic particles. This movement was caused by the movement of molecules of the fluid they were suspended in.
an English physicist who proposed an atomic model called the “plum pudding model”,discovered the electron when attempting to prove that cathode rays were caused by charged particles he originally called corpuscles. Through experimentation, he determined that electrons were present in all matter.
a New Zealand physicist who discovered the proton, atomic nucleus, and the element radon, also proposed the Rutherford Model of the atom, and further contributed to atomic theory, coining terms like alpha, beta, and gamma rays.
two scientists who conducted a series of experiments that concluded that the nucleus of an atom was positively charged, this investigated the scattering of alpha particles realizing that if viewed at large angles it could be seen that alpha particles were bouncing back toward their source.
a Danish physicist who developed the modern model of the atom, introduced the electron in it’s proper place, orbiting around the nucleus, later won the Nobel Peace Prize for his work in Nuclear Physics
an Austrian physicist who developed the electron cloud model. His model proposed a dense nucleus and outer cloud of electrons and used math and used quantum mechanics to determine the positions of the electrons
pioneered the scientific method.
See Figure 1; could not account for the formation of ions, and did not account for protons, electrons, and neutrons
used electrolysis to break down compounds and discover seven new elements
discovered the specific laws of chemical electrolysis and discovered electro-magnetic induction
invented the canal ray tube, a tube that examined the flow of positively charged particles, and found that positively charged particles flow the opposite direction of negatively charged particles
discovered the electromagnetic wave called x-rays that could pass through solid objects
accidentally discovered radiation when he left uranium crystals in a drawer with an undeveloped photograph, which suggested that some materials continuously emit energy
See Figure 2
found that beams of electrons were able to pass through a sheet of aluminum foil with almost no deflection, and correctly concluded that atoms are mostly empty space
calculated atoms too small, didn't account for formation of ions, but account for different atomic masses and internal structure.
presented the first atomic model that most closely resembles the accepted model
See Figure 3; accounted for everything, but is unstable
See Figure 4; accounted for different atomic masses, and internal structure
See Figure 5; accounted for everything but stability
discovered the neutron by bombarding Beryllium with beta radiation, which led to nuclear fission released a neutron
See Figure 6; accounted for all three basic subatomic particles
See Figure 7; the modern model of the atom, that is most widely accepted, is stable and accounts for all properties of the atom

The Mongolian Empire Crossword

The Mongolian Empire Crossword

one of several separate territories into which Genghis Khan’s empire was split, each under the rule of one of his sons
a revised form of Confucianism that evolved as a response to Buddhism and held sway in China from the late Tang dynasty to the end of the dynastic system in the twentieth century
a ceramic made of fine clay baked at very high temperatures
What influenced artists to find the "way" in nature?
What type of people were the Mongols?
People of an empire that originated out of the steppes of Eurasia that grew to become the largest empire in the world's history.
A person whose lifestyle consists of hunting, gathering, and moving from one place to another
a crude uncouth ill-bred person lacking culture or refinement
grassland plains without trees
(ruled 1206-1227) name means "Universal Ruler," led a fierce Mongol army, best known for his military campaigns
the area that the khan ruled
people who lived off of domesticated herds and followed herds to grazing pastures
grandchild of Genghis Khan, became Great Khan of Mongol Empire in 1260, completed conquest of China, created the Yuan Dynasty in China, ruled the Great Khanate, increased foreign trade, was ruler when Marco Polo arrived in China
Venetian traveler who explored Asia in the 13th century and served Kublai Khan (1254-1324)
What major technology brought by the Europeans greatly increased the Mongols strength
Mongolian ruler of Samarkand who led his nomadic hordes to conquer an area from Turkey to Mongolia (1336-1405)
An extensive interconnected network of trade routes
Too much spending on foreign conquests, corruption at court, and growing internal instability plagued what dynasty?
Who ended the Mongol dynasty?
What belief influenced the portrayal of humans as insignificant in the midst of nature
Who perfected the making of porcelain?
medicine man or wizard, people believed he had the power to summon spirits and cure the sick.
The ___________needle and thread take the place of brush and ink, while pieces of silk and brocade are transformed into areas of color.
Empty spaces were left in the paintings because in the ______ _______, one cannot know the whole truth
During the Song and Mongol dynasties,__________ __________ was a major cultural development.

DNA Quiz Review Crossword

DNA Quiz Review Crossword

Who discovered the structure of DNA?
What is the structure of DNA?
Deoxyribose, phosphate, and a nitrogenous base makeup a _____.
The nitrogenous base "A" stands for?
The nitrogenous base "C" stands for?
Cytosine pairs with_______.
Adenine pairs with _____.
Rosalind Franklin used _____ to take pictures of DNA.
The backbone of DNA is made of sugar and _____.
The two strands of nucleotides are _____ to each other.
_____ have only one ring of carbon (small).
_____ have two rings of carbon (big).
One difference between RNA and DNA is that _____ replaces thymine in RNA.

Famous Scientists Crossword

Famous Scientists Crossword

the first scientist to realize that liquid oxygen was the element essential for combustion in a rocket
American biologist well known for her writings on environmental pollution and the natural history of the sea.
Founded the science of genetics; Identified many of the rules of heredity; Established, momentously, that traits pass from parents to their offspring in a mathematically predictable way.
Credited with pioneering modern atomic theory. He was also the first to study color blindness.
He developed the first safe and effective vaccine for polio.
Revolutionized chemistry and biology with his discovery of mirror-image organic molecules, then founded microbiology with his work on fermentation, his discovery of anaerobic bacteria, and his establishment of the germ theory of disease; he invented a process to stop foodstuffs going bad
American ornithologist, artist and naturalist known for his studies, drawings and paintings of North American birds
Founder of quantum chemistry, molecular biology, and molecular genetics; founded valence bond theory and electronegativity; He discovered the alpha-helix structure of proteins and discovered that sickle-cell anemia is a molecular disease.
distinguished for great accuracy and precision in researches into the composition of atmospheric air, the properties of different gases, the synthesis of water, the law governing electrical attraction and repulsion, and calculations of the density (and hence the weight) of the Earth
highly regarded for his work on various alkali and alkaline earth metals, and for his valuable contributions regarding the findings of the elemental nature of chlorine and iodine. He was the first person to isolate potassium, sodium and boron and he also invented the miner’s safety lamp.
German physician who is widely credited as one of the founders of bacteriology and microbiology; He investigated the anthrax disease cycle in 1876, and studied the bacteria that causes tuberculosis in 1882, and cholera in 1883; Won the 1905 Nobel Prize in Physiology or Medicine.
the first person to systematically produce and detect electromagnetic radiation in a wavelength range today known as x-rays
Hungarian-born American nuclear physicist who was instrumental in the production of the first atomic bomb and the world’s first thermonuclear weapon, the hydrogen bomb; also known for his extraordinary contributions to nuclear and molecular physics, surface physics and spectroscopy
Father of microbiology; earned how to make his own unique microscopes which offered unparallelled magnification; Using these microscopes he made a number of crucially important scientific discoveries, including single-celled animals and plants, bacteria, and spermatozoa
Revolutionized chemistry. He named the elements carbon, hydrogen and oxygen; discovered oxygen’s role in combustion and respiration; established that water is a compound of hydrogen and oxygen; discovered that sulfur is an element, and helped continue the transformation of chemistry from a qualitative science into a quantitative one
Made the revolutionary discovery that a wire carrying electric current can attract or repel another wire next to it that’s also carrying electric current; proposed the existence of a particle we now recognize as the electron, discovered the chemical element fluorine, and grouped elements by their properties
officially the first American woman who travelled to space
became a renowned artist and took part in the invention of the telegraph
discovered two new chemical elements – radium and polonium. She carried out the first research into the treatment of tumors with radiation
generalized the binomial theorem; showed that sunlight is made up of all of the colors of the rainbow; built the world’s first working reflecting telescope; discovered/invented calculus

The History of Medicine Crossword Puzzle

The History of Medicine Crossword Puzzle

Who were the first to keep accurate health records?
Who was the founder of psychoanalysis?
What is the name of the medical symbol?
Who was believed to be the Sun God?
Who developed the smallpox vaccination?
What project was completed in 2003?
Harald Hausen discovered that human papilloma virus lead to what type of cancer?
What group had the worlds first nurses?
Hippocrates discovered that the course of disease could be traced by listening to which part of the body?
What did Early Egyptians write prescriptions on?
During the dark ages and middle ages, Priests performed what to cure the sick?