force and motion

What is a force?

• A kind of scientific tool

• A measure of weight

• A type of energy

• A push or a pull that causes movement

Tags

NGSS.MS-PS2-1

What happens when forces are balanced?

• The object remains still

• The object floats

• The object loses shape

• The object moves rapidly

What is friction?

• A force that increases movement

• A force that decreases movement

• A type of nuclear force

• A magnetic force

Tags

NGSS.MS-PS2-2

What does Newton's third law of motion state?

• Energy cannot be created or destroyed

• Objects in motion stay in motion unless acted upon

• Force equals mass times acceleration

• For every action, there is an equal and opposite reaction

Tags

NGSS.MS-PS2-1

How does pressure relate to area?

• Pressure decreases as area increases

• Pressure increases as area increases

• Pressure is independent of area

• Pressure is only affected by force