How Many Forces Need to Be Applied to a Body

question 81

Multiple Choice

How many forces need to be applied to a body in space to keep it moving with a constant velocity?

• A) one force, in the direction of motion
• B) none
• C) two unequal forces
• D) one force, in a direction opposite the direction of motion

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Definitions:

Latitudes

The measurement of distance north or south of the Earth's equator, typically expressed in degrees.

Hadley Cells

Atmospheric circulatory patterns between the equator and 30 degrees latitude in both hemispheres, characterized by rising warm air near the equator and sinking cool air in the subtropics.

Ocean Currents

Large scale movements of seawater that circulate the world's oceans, driven by factors such as wind, salinity, and temperature gradients.

Average Precipitation

The mean amount of rain, snow, sleet, or hail that falls in a region over a set period, usually measured in millimeters or inches.