What is a force?

What is a force? A ______ or pull that causes an object to change shape or velocity.

• bend

• twist

• push

• stretch

What is a force? A push or pull that causes an object to change ______ or velocity.

• shape

• direction

• mass

• temperature

What can change about an object when a force is applied?

• Velocity

• Shape

• Color

• Temperature

What is velocity? Velocity is the ________ of an object in a given direction.

• acceleration

• distance

• time

• speed

What is the term used to describe a change in speed or direction of an object?

• Mass

• Velocity

• Weight

• Volume

What effect could a force have on a rolling ball?

• It could stop the ball.

• It could change the ball's direction.

• It could increase the ball's speed.

• All of the above.

The two main categories of forces are:

• Contact and Non-contact forces

• Gravitational and Electromagnetic forces

• Strong and Weak forces

• Frictional and Tension forces

_______ is a force that acts when two objects/substances are touching.

• Gravity

• Friction

• Magnetism

• Electricity

What are contact forces?

• Forces that act when two objects/substances are touching.

• Forces that act at a distance without physical contact.

• Forces that are only present in liquids.

• Forces that are only present in gases.

What is a normal contact force?

• A reaction force to objects coming into contact.

• A force that acts at a distance without contact.

• A force that only acts on liquids.

• A force that only acts on gases.