What is another name for Newton's First Law of Motion?

• The Law of Gravity

• The Law of Motion

• The Law of Inertia

• The Law of Action-Reaction

How is a force best described?

• A type of energy

• A push or a pull

• The speed of an object

• The weight of an object

When forces acting on an object are balanced, what is the net force?

• Greater than zero

• Less than zero

• Equal to zero

• Constantly changing

In a tug-of-war, if one team pulls with 500 Newtons to the left and the other pulls with 500 Newtons to the right, what is the net force?

• 1000 Newtons to the left

• 1000 Newtons to the right

• 0 Newtons

• 500 Newtons to the left

What happens when an object experiences an unequal push or pull?

• It stays still

• It changes color

• It moves

• It gets heavier

Two people are playing tug-of-war. One pulls with 50 Newtons to the left, and the other pulls with 30 Newtons to the right. What is the resulting net force and direction?

• 80 Newtons to the left

• 80 Newtons to the right

• 20 Newtons to the left

• 20 Newtons to the right

A bird is diving with a downward force of 25 Newtons and an upward force of 16 Newtons. What is the net force and direction on the bird?

• 41 Newtons downwards

• 41 Newtons upwards

• 9 Newtons downwards

• 9 Newtons upwards

What is friction?

• A force that speeds up an object

• A force that acts on a moving object to slow it down

• A force that only affects objects in the air

• A force that makes objects lighter

What is friction?

• A force that speeds up objects

• A force that acts on a moving object to slow it down and bring it to a stop

• A force that makes objects float

• A force that creates heat

Which of the following is an example of static friction?

• A car sliding on ice

• A ball rolling down a hill

• A book sitting on a desk

• Pushing a box across the floor