The Fact That the Strength of Gravity Decreases with Distance

question 63

Multiple Choice

The fact that the strength of gravity decreases with distance means the force of gravity exerted by one object on another (e.g., the Earth and Moon) is greater on the near side than the far side. This effect is commonly referred to as a

• A) tidal force
• B) differential force
• C) distortive force
• D) tractive force

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Definitions:

Sample Mean

The average value computed from a sample of a population, used as an estimate of the population mean.

Population Mean

The population mean is the average of all the values in a population. It is a measure of central tendency that summarises the characteristic of the entire population.

Magnetic Resonance Imaging (MRI)

A medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body.

Ligament Sprains

Injuries involving the overstretching or tearing of the ligaments, the fibrous tissues that connect bones and stabilize joints.