Review: Forces

What is a force?

• A color

• A book

• Push and pull

• A feeling

This force makes a car not to go too fast.

(a)  

What is an example of GRAVITY?

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What is an example of MAGNETISM?

• When you use a metal spoon.

• When you build a metal toy.

• When you buy a toy car and play with it.

• When you stick a magnet to the refrigerator. The metal in the fridge atracts the magnet.

What is an example of FRICTION?

• There is friction when you plays the piano and it makes different sounds.

• There is friction When you throw a ball and it moves fast.

• There is friction between the mud and the wheels so the car can't move.

This force makes objects fall to the ground.

(a)  

What can a force do to an object?

• Make it moves slower

• Make it moves faster / Change its direction / Change its shape.

• Change its shape

• Change its direction

This is an example of a force that changes the shape of an object:

• When a kid moves a toy car.

• When a kid throw a ball.

• When a kid bends a clip.

This is an example of a force that changes the speed of an object:

• When you USE a racket to change the direction of the tennis ball.

• When you PUSH a toy car and it moves fast.

• When you FOLD a dress or pants.

Choose: Type of force - its effect

• Friction - make a car to move faster.

• Magnetism - attracts metal objects.

• Gravity - can stop an object.