Contact Forces

Who is the scientist who came up with the laws of motion?

• Sir Issac Newton

• LeBron James

• Sponge Bob

• Einstein

What do we call the unit of measure of force?

• newtons

• meters

• inches

• material

Force is a push or pull on an object.

• True

• False

Which of the following words means the tendency to keep moving in a straight line?

• force

• mass

• newtons

• inertia

Newton's 1st Law is also known as the Law of .....

• motion

• inertia

• force

• gravity

What is an opposing force that goes against motion such as sliding, rolling or static?

• newtons

• motion

• friction

• elastic limit

A student sitting a desk is a balanced force.

• True

• False

A rocket taking off is an unbalanced force.

• True

• False

Car in constant speed on straight road is a unbalanced force.

• True

• False

A satellite in orbit is a balanced force.

• True

• False