Forces

What is Force measured in?

• N

• kg

• m/s²

• N/kg

What is mass measured in?

• N

• kg

• m/s²

• N/kg

What is acceleration measured in?

• N

• kg

• m/s²

• N/kg

What is weight measured in?

• N

• kg

• m/s²

• N/kg

The sum of all forces on an object is called:

• force

• net force

• friction

• inertia

A box sitting on the ground has:

• static friction

• sliding friction

• rolling friction

A moving bicycle has:

• static friction

• sliding friction

• rolling friction

A bookshelf being pushed across the floor has:

• static friction

• sliding friction

• rolling friction

The attractive force between any two objects is called:

• gravity

• net force

• weight

• velocity

Which of the following factors affect how strong the gravitational attraction between two objects is?

(Choose two)

• Mass of the objects

• Distance between the objects

• Velocity of the objects

• Force being applied on the objects