Photodegradable plastics break down

A. When exposed to pressure
B. When exposed to sunlight
C. When exposed to heat
D. As they age
E. By releasing photons


Answer: B

Environmental & Atmospheric Sciences

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Surrounding a moving electron is

A. an electric field. B. a magnetic field. C. both of these D. neither of these

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65°F is equal to ________°C

A) 65 B) 338 C) 149 D) 18.3

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If you have removed half of Block A, how much of the remaining block will be exposed above water?

a. 25% b. 35% c. 50% d. 75%

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The influence of water on global temperatures, due to water’s thermal characteristics, prevent broad

swings of temperature during the day and night. Indicate whether the statement is true or false.

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