Gravity and Friction

Gravity and Friction

Multiple Choice

A force is a push or pull that causes a change in speed, direction or shape.

• True

• False

Multiple Choice

It is a force that pulls objects toward the Earth.

• Gravity

• Friction

Multiple Choice

Who discovered gravity?

• Graham Bell

• Isaac Newton

Multiple Choice

What would happen if you throw a piece of paper up?

• It stays up

• It goes down

Fill in the Blank

_________is a force caused when one object rubs against another.

Multiple Select

Rub your hands. What do you feel?

• They get cold.

• They get hot.

Multiple Select

If you rub two rough surfaces, how much friction will be generated?

• A lot of friction.

• Some friction.

Multiple Select

4.If you rub two smooth surfaces how much friction will be generated?

• A lot of friction.

• Some friction.

Poll

Do you understand gravity and friction?

• Yes, I do.

• No, I don't.