The Radius of the Earth Is R

question 17

Multiple Choice

The radius of the earth is R. At what distance above the earth's surface will the acceleration of gravity be 4.9 m/s²?

• A) 0.41R
• B) 0.50R
• C) 1.0R
• D) 1.4R
• E) 2.0R

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Definitions:

ATP Synthesis

The metabolic process by which cells produce ATP (adenosine triphosphate), the primary molecule used by cells for energy transfer.

ADP Phosphorylation

The process of adding a phosphate group to adenosine diphosphate (ADP) to form adenosine triphosphate (ATP), a key step in cellular energy transfer.

Photolysis

The photochemical splitting of water in the light-dependent reactions of photosynthesis; a specific enzyme is needed to catalyze this reaction.

Noncyclic Electron Transport

A pathway of photosynthesis where electrons flow linearly from water to NADP+, producing NADPH, oxygen, and ATP.