Question

The Sun is vvv kilometers from the upper edge of the Earth's atmosphere and qqq kilometers from the surface of the Earth. Which of the following expressions always represents the distance between the Earth’s surface and the upper edge of the Earth's atmosphere?

Choose 1 answer:

(Choice A)

v+q

(Choice B)

| v-q|

(Choice C)

None of the above

Answer 1

The distance between the Earth's surface and the upper edge of the Earth's atmosphere would be Q - V.

The distance from the Sun to the Earth is Q. The distance from the Sun to the upper edge of the atmosphere is V. If you subtract V from Q, the remaining distance is that of the Earth's atmosphere. Q - V = the atmosphere

Explanation:

Answer 2

Choice B

Explanation:

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