Earth’s early atmosphere was very rich in oxygen (O2). Indicate whether the statement is true or false


F

Environmental & Atmospheric Sciences

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What collects on surfaces that are good radiators of heat (such as a car or blades of grass) when large amounts of the heat are lost during the night?

a. hail b. dew c. convectional precipitation d. frontal precipitation

Environmental & Atmospheric Sciences

Which of the following is the National Capitol of Canada?

A. Toronto B. Ottawa C. Vancouver D. Montreal

Environmental & Atmospheric Sciences

What causes a decrease in oxygen levels beyond the sunlit layer?

A) The respiration from marine animals and bacteria B) The by-products of photosynthesis C) There are fewer animals present D) None of these choices

Environmental & Atmospheric Sciences

In the southern hemisphere, objects are deflected to the

A) right, but based on objects moving to the north or south only. B) left, but based on objects moving to the north or south only. C) right, irrespective of which way it is moving. D) left, irrespective of which way it is moving.

Environmental & Atmospheric Sciences