1. Carbon dioxide in the atmosphere traps heat. Scientists are concerned that too much carbon dioxide is being released into the air by human activity. Using your knowledge of the carbon cycle, where do you think this carbon dioxide is coming from? List at least three possible sources of human-related carbon dioxide production. Carbon dioxide is produced by the burning of fossil fuels. (10 points) 2. Based on your answer to question 1, what do you think could be done to reduce levels of carbon dioxide in the atmosphere? What could people change that would reduce the burning of fossil fuels? (10 points)
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Biology, 21.06.2019 20:00
What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid? o a. unsaturated fatty acids have more hydrogen atoms. o b. unsaturated fatty acids have double carbon bonds. o c. unsaturated fatty acids have more nitrogen atoms. o d. unsaturated fatty acids have single carbon bonds.
Answers: 3
Biology, 22.06.2019 07:20
Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters
Answers: 2
Biology, 22.06.2019 08:00
The pronunciation aid that determines the stress placed upon a syllable is the
Answers: 1
Biology, 22.06.2019 12:20
Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water
Answers: 3
1. Carbon dioxide in the atmosphere traps heat. Scientists are concerned that too much carbon dioxid...
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