Type
Crossword
Description

This crossword contains the following questions and answers:

The process of burning something Combustion
Non-organic molecule that carbon is normally found in Carbon dioxide
Process that adds carbon into the atmosphere Respiration
Process that removes carbon from the atmosphere Photosynthesis
Greenhouse effect caused by increased levels of carbon dioxide Global Warming
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms Fossil fuels
The state or process of rotting or decay Decomposition
The remains of a prehistoric preserved as a mold or cast in rock Fossils
The wearing away of rock by wind, water, or other natural agents erosion
Green plants that produce food by photosynthesis producers

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Climate Change Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A specific event or condition that happens over a period of hours or days weather
Refers to the average weather conditions over many years in a certain place climate
The warmer periods between ice-ages Interglacial
A cycle that causes the Earth's orbit to get closer and further away from the sun Milankovitch
The process plants use to make food where they take carbon dioxide out of the atmosphere and give out oxygen Photosynthesis
The most common greenhouse gas carbondioxide
A type of fuel that was made under the ground millions of years ago fossilfuels
The greenhouse gas that comes from rotting rice and cows stomachs Methane
When the carbon dioxide increases, the ________________ increases temperature
The adjustment or preparation of natural or human systems to a new or changing environment Adaptation
The process of cutting down the forests Deforestation
The release of a substance/gas into the atmosphere Emissions
Continually frozen ground that occurs when the temperature remains below 0 degrees for several years Permafrost
Collecting and reprocessing a resource so it can be used again Recycling

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Fossil Fuels Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

(of a fire) flame or glow while consuming a material such as coal or wood. burn
(of organic matter) rot or decompose through the action of bacteria and fungi. decay
Any change that results in the formation of new chemical substance. chemical change
Energy liberated by a chemical reaction or absorbed in the formation of a chemical compound. chemical energy
The planet third in order from the sun. earth
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms. fossil fuels
Flammable gas, consisting largely of methane and other hydrocarbons, occurring naturally underground (often in association with petroleum) and used as fuel. natural gas
The chemical element of atomic number 6. carbon
The series of processes by which carbon compounds are interconverted in the environment, chiefly involving the incorporation of carbon dioxide into living tissue by photosynthesis and its return to the atmosphere through respiration, the decay of dead organisms, and the burning of fossil fuels. carbon cycle
A colorless, odorless gas produced by burning carbon. carbon dioxide
A combustible black or dark brown rock consisting mainly of carbonized plant matter, found mainly in underground deposits and widely used as fuel. coal
The capacity of a physical system to perform work. energy
Material such as coal, gas, or oil that is burned to produce heat or power. fuel
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
Contaminate (water, air, or a place) with harmful or poisonous substances. pollute
A viscous liquid derived from petroleum, especially for use as a fuel or lubricant. oil
The process or industry of obtaining coal or other minerals from a mine. mining

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Carbon Cycle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

An element that combines with oxygen and hydrogen to form the organic compounds that make up organisms Carbon
The trapping of reflected heat from the sun by the Earth's atmosphere. Greenhouse Effect
Burning of living things or fossil fuels that releases CO2 into the atmosphere Combustion
When animals consume other organisms with carbon (plants or animals) in order to grow and get energy Consumption
A type of consumer that feeds on dead plant or animal matter. Decomposers
Carbon rich matter from plants and animals that has been trapped in the Earth's crust and can be burned to release energy Fossils Fuels
The breakdown of food with the release of energy and carbon dioxide. Respiration
Green plants that produce food by photosynthesis Producers
Organisms that get their food from producers. Consumers
Molecule that contains Carbon Organic Molecule

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CLIMATE CHANGE Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The average weather for a region over a long time period climate
Water _____ vapor
A change in the quality of the environment that can adversely affect the heaalth of humans or other living organisms pollution
The ___ Layer has holes in it due to global warming ozone
___ ___ is another name for global warming climatechange
_____ energy: direct radiant energy from the sun solar
_____ dioxide is what we exhale carbon
Process that occurs in living green plants where carbon dioxide is converted to oxygen photosynthesis
The mixture of gases surrounding the earth atmosphere
_____ warming global
_____ fuels fossil
Planet _____ is heating up because of global warming earth
You can _____ a plastic bottle recycle
_____ gases can cause global warming greenhouse

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Fossil Fuels Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Formed from remains over millions of years dead organisms
Describes how carbon is recycled Carbon Cycle
Coal is formed from ... plants
Carbon dioxide is taken in by plants for the process ... Photosynthesis
Oil formed from ... Crude oil
Renewable fossil fuel Natural gas
Crude oil extrated from the crust by ... Drilling
Processes releases carbon dioxide into the air ... Combustion
Fuel obtained from crude oil ... Diesel
Crude oli and natural gas altered by ... Chemicals

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Earth's History Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The central or innermost portion of the Earth. core
A large, bowl-shaped cavity in the ground or on the surface of a planet. crater
The outermost layer of the Earth. crust
Materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain. natural resources
The theory that the solar ans stellar systems were developed from a primeval nebula. nebular hypothesis
A length or portion of time. period
Of, relating to, or denoting the period before written records. prehistoric
Belonging to the very distant past and no longer in existence. ancient
Any of the pieces of hard, whitish tissue making up the skeleton in humans and other vertebrates. bone
A combustible black or dark brown rock consisting mainly of carbonized plant matter, found mainly in underground deposits and widely used as fuel. coal
The gradual movement of the continents across the earth's surface through geological time. continental drift
(of a species, family, or other larger group) having no living members. extinct
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms. fossil fuels
Any of the almost spherical concentric regions of matter that make up the earth and its atmosphere, as the lithosphere and hydrosphere. geosphere
The rigid outer part of the earth, consisting of the crust and upper mantle. lithosphere
A layer of natural material. rock layer
A supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained. theory
The action or process of adapting or being adapted. adaptaion
The variability among living organisms from all sources. biological diversity
(of organic matter) rot or decompose through the action of bacteria and fungi. decay
An amount or layer of a substance that gradually develops in a particular place. deposit
A fossil reptile of the Mesozoic era, often reaching an enormous size. dinosaur
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth. evolution
Develop gradually, especially from a simple to a more complex form. evolve
The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock. fossil
The science that deals with the earth's physical structure and substance, its history, and the processes that act on it. geology
The process whereby organisms better adapted to their environment tend to survive and produce more offspring. natural selection
A process for determining the age of an object by measuring the amount of a given radioactive material it contains. radioactive dating
The order in which sedimentary strata are superposed one above another. superposition
An element, feature, or factor that is liable to vary or change. variable

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Photosynthesis Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugar and starches photosynthesis
organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer autotroph
the steps in photosynthesis that occur on the thylakoid membranes of the chloroplast and that convert solar energy to the chemical energy of ATP and NADPH, evolving oxygen in the process light reactions
a green pigment found in the chloroplasts of plants, algae, and some bacteria chlorophyll
an organism that obtains organic food molecules by eating other organisms or their byproducts and that cannot synthesize organic compounds from inorganic materials heterotroph
specialized ground tissue that makes up the bulk of most leaves; performs most of a plant's photosynthesis mesophyll
the second of two major stages in photosynthesis (following the light reactions), involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. Calvin Cycle
a colored chemical compound that absorbs light, producing color pigment
A flattened membrane sac inside the chloroplast, used to convert light energy into chemical energy. thylakoid
granum (grana) a stack of thylakoids in a chloroplast granum
The fluid of the chloroplast surrounding the thylakoid membrane; involved in the synthesis of organic molecules from carbon dioxide and water. stroma
large protein that uses energy from H+ ions to bind ADP and a phosphate group together to produce ATP ATP synthase
The second of two major stages in photosynthesis, involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. These reactions are also called the Calvin Cycle dark reactions
is the set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products. Cellular respiration
a compound composed of adenosine and three phosphate groups that supplies energy for many biochemical cellular processes by undergoing enzymatic hydrolysis. ATP

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Natural Resources Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

Any material made naturally that is used by humans or living things. Natural Resources
A natural resource that can be used and replaced over a relatively short time. Renewable Resource
A natural resource that cannot be replaced or that can be replaced only over thousands or millions of years. Nonrenewable resource
Energy as solar, wind, or nuclear energy that can replace traditional fossil fuel sources, such as coal, oil, and natural gas. Alternative energy
Renewable energy derived from burning organic materials such as wood and alcohol. Biomass energy
Conservation method in which old materials are processed to make new ones. Recycling
Nonrenewable energy resource, such as oil and coal, formed over millions of years from the remains of dead plants and other organisms. Fossil Fuel
Inexhaustible energy resource that used hot magma or hot, dry rocks from below Earth's surface to generate electricity. Geothermal energy
Electricity produced by water-power using large dams in a river. Hydroelectric energy
Alternative energy source that is based on atomic fission. Nuclear energy
Energy from the Sun that is clean, inexhaustible, and can be transformed into electricity by solar cells. Solar energy
Careful use of resources to reduce damage to the environment though such methods as composting and recycling materials. Conservation
A resource that remains in constant supply and will not run out. Inexhaustible source
Fossil fuel formed from marine organisms that is often found in tilted or folded rock layers and is used for cooking and heating. Natural gas

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Photosynthesis and Cellular Respiration Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The first step of Cellular Respiration where glucose is broken in half and 2 ATP energy units are released. Glycosis
Short for Adenosine Triphosphate. It is the energy that is released when the mitochondrion breaks down the sugars you have eaten. ATP
The second of two major stages in photosynthesis, involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. Calvincycle
The steps in photosynthesis that occur on the thylakoid membranes of the chloroplast and that convert solar energy to the chemical energy of ATP and NADPH, evolving oxygen in the process. Lightreactions
The small openings on the undersides of most leaves through which oxygen and carbon dioxide can move Stomata
Organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer. Autotroph
An organelle inside a plant cell only where photosynthesis takes place Chloroplast
An organism that must eat plants or other animals for food heterotroph
An organelle inside an animal AND plant cell where cellular respiration takes place Mitochondria
The process by which plants use carbon dioxide + energy from the sun to create sugars and oxgen Photosynthesis
Produces 36 ATP energy units for each sugar molecule broken up Krebscycle
The process that takes place inside all eukaryotic cells (both plants and animals) that breaks down sugars to produce energy in the form of ATP Cellularrespiration
Cellular respiration that takes place when there is oxygen Aerobicrespiration
Cellular respiration that takes place where there is NO oxygen anaerobicrespiration
Sugars produced by photosynthesis Glucose
Primary light absorbing pigment in autotrophs chlorophyll

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CLUES TO EARTHS PAST Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Remains, imprints, or traces of prehistoric organisms. Fossil
Remains of species that existed on Earth for a short period of time. Index Fossil
The time taken for any specified property to decrease by half. Half-Life
Living thing such as animal, plant and human. Organism
Somethings age, to the comparison to the ages of other things. Relative Age
A thin film of carbon residue is left, forming a silhouette of the original organism Carbon Films
A hard part of something being dissolved and leaving behind a cavity. Mold
Gaps in rock sequences are called _____________. Unconformities
The solid, nonmetallic mineral matter of which rocks are made of. Stone
The age, in years, of a rock or other object. Absolute Age
A method of dating geological or archeological specimens by determining the relative proportions of particular radioactive isotopes present in a sample. Radiometric Dating
A fossil of a footprint, trail or burrow. Trace Fossil
Belonging to or forming the outer surface or structure of something. External
Sometimes conditions allow ________ _________ of organisms to be preserved for millions of years. Original Remains
A scientist who studies fossils. Paleontologist
Plant matter accumulating, over millions of years, these deposits become completely carbonized, forming ____. Coal
The process in which something is being broken down. Radioactive Decay
A person, animal, or group living in a place or environment. Inhabited
Rock formed when sediments are cemented and compacted. Sedimentary Rock
An expert in or student of geology. Geologist

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