Balanced/Magnetic Forces

What is a force?

• A push or pull that can change an object's direction

• A type of energy that moves cars

• A way to measure how heavy something is

• A tool used to fix things

What happens when two forces of the same strength act on an object in opposite directions?

• The object will move faster

• The object will change shape

• The object will start rotating

• The object will not move

What is an example of a reaction force when you run?

• The force of the ground pushing you forward

• The force of your muscles contracting

• The air resistance acting against your running

• The force of gravity pulling you down

What happens when friction occurs as a soccer ball moves on the ground?

• The ball moves faster.

• The ball changes direction.

• The ball stops immediately.

• The ball slows down.

What is motion?

• The force that stops an object.

• The change in direction of an object.

• The movement from one place to another place.

• The balance of forces on an object.

What are balanced forces?

• Forces that make objects move.

• Forces that keep objects at rest.

• Forces that change the direction of objects.

• Forces that stop objects.

What are unbalanced forces?

• Forces that keep objects at rest.

• Forces that make objects move and change direction.

• Forces that prevent motion.

• Forces that have no effect on objects.

What does gravity do when we drop a ball?

• It makes the ball float in the air.

• It pushes the ball upwards.

• It pulls the ball to the ground.

• It stops the ball from moving.

What is a force?

• an object like a car

• the wind

• a push or a pull

• a person

How do we know a force acted on a soccer ball zooming down the field?

• The player said he kicked it.

• It moved.

• It has mass.

• It has not gone up in the air.