The Figure Shows the Moon Orbiting Around Earth

question 13

Multiple Choice

The figure shows the moon orbiting around Earth. Suppose that the force of gravity between Earth and moon suddenly "switched off." Which of the three arrows point in the direction that the moon would move after gravity vanished?

• A) arrow A
• B) arrow B
• C) arrow C
• D) None of them, because the moon's velocity would be zero if the gravitational force vanished.
• E) None of them, because the correct direction is a combination of two of the directions shown in the diagram.

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Definitions:

Frequency

The rate at which something occurs or is repeated over a particular period of time or in a given sample.

Distribution

In statistics, a way of describing the observations of a variable, including their spread and central tendency.

Perfect Correlation

A statistical relationship where two variables move in sync, either always increasing or decreasing together, represented by a correlation coefficient of +1 or -1.

Negative Correlation

A relationship between two variables in which one variable increases as the other decreases.