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23 Cards in this Set
- Front
- Back
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Energy |
The ability to do work |
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What three substances are "cycled" through the environment??? |
Carbon, water, and nitrogen |
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What is released into the atmosphere when animals breakdown organic molecules??? |
Carbon dioxide is released into the air |
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The sun's heat causes water to change from liquid to vapor durning... |
Evaporation |
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Producers get energy from what? |
The sun |
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How do consumers get energy??? |
By eating other organisms |
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where does the most evaporation occur on the Earth? |
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What is the name of the triangle that represents the flow of energy through an ecosystem? |
energy pyramid |
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What organisms are at the top of the triangle and recieve the LEAST amount of energy?
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tertiary consumers |
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Only energy that is ________ is available to organisms at a higher level in the food chain. Only ____% is transferred to the organism that consumes it. |
stored; 10 |
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The ________ of the carbon dioxide problem today is mostly caused by _____________________.
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Source; fossil fuel run power plants |
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The ______________, including wood an fossil fuels, that causes an increase in carbon dioxide levels most in the atmosphere is called ___________.
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process of burning materials; combustion |
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Define Energy
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The ability to do work |
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Define energy pyramid |
a model that traces the flow of energy through an ecosystem. It is smallest and the top due to the less energy available to those tertiary consumers. |
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Define consumer
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an organism that eats plants or other animals |
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Define producer |
a plant. Gets energy from the sun. |
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Define law of Conservation of energy |
a law that states that energy cannot be created or destroyed. Energy changes forms. |
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Define Law of conservation of mass |
a law that states that mass cannot be created or destroyed. Instead, matter moves through the environment in different forms. |
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Evaporation (Water Cylce)
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when water moves between the Earth's surface and the atmosphere. mostly occurs between the ocean and the atmosphere. |
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Condensation (Water Cycle)
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when the water vapor in the atmosphere turns to water as it cools |
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Precipitaiton (Water Cycle) |
the release of rain, snow, sleet, or hail from the atmosphere to Earth. |
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Runoff (Water Cycle) |
when the water runs off the land into lakes and streams. |
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photosynthesis (Carbon Cycle)
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plants take in carbon dioxide and give off oxygen
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