Forces and motion

Front

What is a balanced force?

Back

A balanced force is when there is no net force acting on an object, meaning all forces are equal and opposite.

Front

What keeps the Moon in orbit around Earth?

Back

Earth's gravity keeps the Moon in orbit around it.

Front

How can a force change an object's motion?

Back

A force can change an object's motion by starting the object moving.

Front

What is a pull?

Back

A pull is a force that moves an object closer to you.

Front

What is a push?

Back

A push is a force that moves an object away from you.

Front

What is friction?

Back

Friction is a force that opposes the motion of an object.

Front

What is gravity?

Back

Gravity is a force that attracts two bodies towards each other, such as the Earth and an object.

Front

What is inertia?

Back

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

Front

What is acceleration?

Back

Acceleration is the rate at which an object changes its velocity.

Front

What is speed?

Back

Speed is the distance an object travels per unit of time.