What is a force?

• A push or a pull that can make an object start moving, stop moving, or change direction.

• The change in position of an object over time.

• A type of motion that is always fast.

• A force that only pulls objects toward the Earth.

Tags

NGSS.MS-PS2-2

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What happens when you kick a ball?

• You apply a force to it, making it move.

• The ball changes color.

• The ball becomes heavier.

• The ball stops moving.

Tags

NGSS.MS-PS2-2

What is motion?

• The change in position of an object over time.

• A force that pulls objects toward the Earth.

• The speed at which an object is moving.

• A type of force that slows down motion.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What force pulls objects toward the Earth?

• Gravity

• Friction

• Speed

• Motion

Tags

NGSS.5-PS2-1

What role does friction play in motion?

• It slows down motion when two surfaces rub against each other.

• It speeds up motion when two surfaces rub against each other.

• It has no effect on motion.

• It only affects motion in space.