Gravity

Front

What type of force is gravity?

Back

Noncontact force.

Front

What happens to two objects with mass if no other forces are acting on them?

Back

They accelerate toward each other.

Front

Why would a person weigh less on the Moon than on Earth?

Back

The Moon has less mass and therefore less gravity.

Front

How is an object's weight related to its mass?

Back

Weight is proportional to mass.

Front

What is the path of an object as it revolves around another object in space called?

Back

Orbit.

Front

What is the formula for calculating weight?

Back

Weight = mass × gravity.

Front

What is the acceleration due to gravity on Earth?

Back

Approximately 9.81 m/s².

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object; weight is the force of gravity acting on that mass.

Front

What is the gravitational force between two objects dependent on?

Back

The masses of the objects and the distance between them.

Front

What is the term for the force that pulls objects toward the center of the Earth?

Back

Gravity.