FORCE

What is the force that causes objects to fall to Earth?

• Friction

• Gravity

• Magnetism

• Pressure

What is the name of the units that we measure force in?

• Einsteins 
• Newtons
• Kg
• Metres

When two objects rub together, what force do they produce

• Gravity

• Magnetism

• Friction

• Heat

Which of these uses friction?

• A parachute
• A ball falling through the sky
• Brakes on a bike
• A wind turbine

A softball is tossed outside a window. Which two forces will act on the ball's motion as the ball flies and then hits the ground?

• gravity and friction

• friction and heat

• magnetism and gravity

You are pushing a wheelbarrow. What happens to the wheelbarrow's motion if more mass is added and you push with the same force?

• The motion will remain the same

• The motion will increase.

• The motion will decrease.

• The motion will change directions.

Your mom is shopping at HEB. As she adds more items into her cart, she will need to use less force to move the cart as its mass increases.

• True

• False

Which slide would you be able to go faster down?

• 
• 

A horse was pulling an empty buggy, but then 5 people hopped on. What does the horse driver need to know about forces and motion to keep everyone safe while driving?

• The buggy has more mass now, so he will need more room to turn.

• The buggy has less mass now, so there is nothing to worry about.

• The buggy has more mass now, so he needs more time to brake.

An icy road would have ________ friction.

• more

• less