Multiple choice

________ is the highest point in the sky right above one's head.

  1. Atmosphere

  2. Zenith

  3. Earth

  4. Sphere
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Zenith is the point in the sky directly overhead an observer. It's the highest point from the observer's perspective on the celestial sphere. The atmosphere contains air, Earth is the planet, and sphere is a geometric shape - none refer to this specific point.

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