2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Water Cycle Oxygen Cycle Carbon Cycle.

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Presentation transcript:

2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Water Cycle Oxygen Cycle Carbon Cycle Nitrogen Cycle Human Impact

Water changes from a gas to a liquid through_______ a. Condensation b. Evaporation c. Infiltration d. Transpiration

Water changes from a gas to a liquid through_______ a. Condensation

Water changes from a liquid to a gas through_______ a. Condensation b. Evaporation c. Infiltration d. Transpiration

Water changes from a liquid to a gas through_______ b. Evaporation

Water goes “into” the ground through________ a. Condensation b. Evaporation c. Infiltration d. Transpiration

Water goes “into” the ground through________ c. Infiltration

Plants return water to the atmosphere through_____ a. Condensation b. Evaporation c. Infiltration d. Transpiration

Plants return water to the atmosphere through_____ d. Transpiration

The watery layer of the earth is called the___________ a. Atmosphere b. Lithosphere c. Hydrosphere d. Precipitation

The watery layer of the earth is called the___________ c. Hydrosphere

The symbol for Carbon is__ a. C b. Car c. Cb

The symbol for Carbon is__ a. C

Humans and animals breathe out ___________ a. Oxygen b. Carbon c. Carbon dioxide d. Nitrogen

Humans and animals breathe out ___________ c. Carbon dioxide

A colorless, odorless flammable gas that is the major part of natural gas is a. Carbon dioxide b. Methane c. Nitrogen

A colorless, odorless flammable gas that is the major part of natural gas is b. Methane

Photosynthesis converts _____ and _____ into carbohydrates. a. Carbon dioxide and water b. Oxygen and water c. Nitrogen and water

Photosynthesis converts _____ and _____ into carbohydrates. a. Carbon dioxide and water

Photosynthesis occurs in_____ a. Humans b. Animals c. Plants and trees d. Factories

Photosynthesis occurs in_____ c. Plants and trees

The gaseous envelope surrounding the earth is the_______ a. Biosphere b. Lithosphere c. Atmosphere

The gaseous envelope surrounding the earth is the_______ c. Atmosphere

The process that breaks apart simple food molecules to release energy is________ a. Photosynthesis b. Combustion c. Respiration

The process that breaks apart simple food molecules to release energy is________ c. Respiration

Another name for glucose is a. Protein b. Fat c. Solution d. Sugar

Another name for glucose is d. Sugar

Substances reacting with oxygen to give heat and light is called______ a. Protein b. Combustion c. Respiration d. Sugar

Substances reacting with oxygen to give heat and light is called______ b. Combustion

The solid part of the earth consisting of the crust and the outer mantle is called the__________ a. Biosphere b. Atmosphere c. Lithosphere d. Sugar

The solid part of the earth consisting of the crust and the outer mantle is called the__________ c. Lithosphere

The most abundant element in the earth’s atmosphere is_______ a. Oxygen b. Carbon c. Water d. Nitrogen

The most abundant element in the earth’s atmosphere is_______ d. Nitrogen

What percent of the atmosphere is nitrogen? a. 85% b. 81% c. 78% d. 70%

What percent of the atmosphere is nitrogen? c. 78%

Gaseous nitrogen must be fixed by ________ before it can be used. a. oxygen b. carbon c. bacteria d. germs

Gaseous nitrogen must be fixed by ________ before it can be used. c. bacteria

Nitrogen is pass through the_________ a. water b. food chain c. oxygen cycle d. air

Nitrogen is pass through the_________ b. food chain

When an organism dies, _______ break down the body. a. producers b. users c. decomposers d. air

When an organism dies, _______ break down the body. c. decomposers

Burning fossil fuels and forests releases various forms of nitrogen contributing to global warming and acid rain. True or False

Burning fossil fuels and forests releases various forms of nitrogen contributing to global warming and acid rain. True

Fewer plants means less oxygen and more carbon dioxide. This enhances the balance of the natural oxygen cycle. True or False

Fewer plants means less oxygen and more carbon dioxide. This disturbs the balance of the natural oxygen cycle. False

Every time something burns (combustion), more carbon dioxide is released into the atmosphere. True or False

Every time something burns (combustion), more carbon dioxide is released into the atmosphere. True

Combustion of fossil fuels adds sulfur and nitrogen to the air. These mix with the water vapor in the atmosphere and make it more acidic. True or False

Combustion of fossil fuels adds sulfur and nitrogen to the air. These mix with the water vapor in the atmosphere and make it more acidic. True

It is unnecessary to use alternative forms of fuels like wind and solar forms. True or False

It is necessary to use alternative forms of fuels like wind and solar forms. False