5th Grade Force and Motion

Front

What is a push or pull that acts on an object?

Back

Force

Front

What causes a man's fall to slow when he opens his parachute?

Back

Increased air resistance

Front

Why does a phone slide backwards when a car begins to move forward?

Back

The phone has inertia.

Front

What is an example of an unbalanced force?

Back

A boy jumping off his bike.

Front

What will happen to a book if no other forces act upon it?

Back

The book will stay at rest.

Front

What is inertia?

Back

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

Front

What is gravity?

Back

Gravity is the force that attracts two bodies towards each other.

Front

What is air resistance?

Back

Air resistance is a force that opposes the motion of an object through air.

Front

What is momentum?

Back

Momentum is the product of an object's mass and its velocity.

Front

What is a balanced force?

Back

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