Is There a Force on the Moon, and How Do

question 69

Multiple Choice

Is there a force on the moon, and how do you know?

• A) No, because the moon moves at an unchanging speed.
• B) No, because the moon is not accelerated.
• C) Yes, because there must be a force pulling outward on the moon, away from Earth, to keep the moon from falling down to Earth.
• D) Yes, because the moon is accelerated.
• E) Yes, because there must be a force to keep the moon moving.

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Definitions:

Formation Of Soil

The process by which rocks are broken down by physical, chemical, and biological factors leading to the creation of soil, a critical resource for plant growth.

Biological, Chemical

Terms that describe processes or substances related to living organisms (biological) and interactions involving substances in and changes to matter (chemical).

Physical Processes

Natural phenomena or sequences of events involving change in the physical properties of matter or energy.

Cation Exchange

A process where cations are exchanged between a solution and a cation exchange material, often soil or resin.