Forces & Motion

Front

What is a force?

Back

A force is defined as a push or pull that can change the motion of an object.

Front

What are the four types of friction?

Back

The four types of friction are sliding, rolling, static, and fluid.

Front

What is net force?

Back

Net force is the overall force acting on an object when all the individual forces are combined.

Front

What is an unbalanced force?

Back

An unbalanced force is a force that causes an object to change its motion.

Front

What is motion?

Back

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

Front

What is the difference between speed and velocity?

Back

Speed is how fast an object is moving, while velocity includes both speed and direction.

Front

What is gravity?

Back

Gravity is the force that attracts two bodies towards each other, commonly experienced as the force that pulls objects towards the Earth.

Front

What is friction?

Back

Friction is a force that opposes the motion of an object when it is in contact with another surface.

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.

Front

What is a balanced force?

Back

Balanced forces are equal in size and opposite in direction, resulting in no change in motion.