Vocabulary Practice

Front

What is the force of attraction between Earth and other objects?

Back

Gravity is the force that attracts two bodies towards each other, with Earth pulling objects towards its center.

Front

What do we call a change of position of an object?

Back

Motion is the change in position of an object over time.

Front

What is the measure of the speed and direction of motion of an object?

Back

Velocity is a vector quantity that refers to the rate at which an object changes its position.

Front

What is any change in the speed or direction of an object’s motion called?

Back

Acceleration is the rate of change of velocity of an object.

Front

What is a measure of the gravitational force acting on an object?

Back

Weight is the force exerted by gravity on an object, typically measured in newtons.

Front

What is the term for the resistance of an object to change its state of motion?

Back

Inertia is the property of matter that causes it to resist changes in its state of motion.

Front

What do we call the distance traveled per unit of time?

Back

Speed is the distance an object travels in a given amount of time.

Front

What is the term for the rate of change of speed?

Back

Acceleration is the rate at which an object speeds up or slows down.

Front

What is the term for the path an object takes as it moves?

Back

Trajectory is the path followed by an object moving through space.

Front

What is the term for the force that opposes motion between two surfaces?

Back

Friction is the force that resists the sliding or rolling of one surface over another.