The sum of all forces acting on an object.

• Contact Force
• Balanced Force
• Unbalanced Force
• Net Force

Tags

NGSS.MS-PS2-2

Newton's third law states that any action will have a(n) _______ and ______ reaction.

• Equal and similar

• Equal and opposite

• Equal and different

• Greater and opposite

Tags

NGSS.MS-PS2-1

You hit a wall with a ball. The equal but opposite reaction is _____

• the wall pulls on the ball

• the ball pushes against you

• the ball pulls on the wall

• the wall pushes back against the ball

Tags

NGSS.MS-PS2-1

What is the unit of measurement for force?

• m/s
• N, newtons
• cm
• liters

What is the energy of movement called?

• kinetic energy
• potential energy
• elastic energy
• speed

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is Newton's 3rd Law of Motion?

• for every force, there is an equal and opposite force

• an object will stay at rest, unless acted upon by an unbalanced force

• all forces in the universe are unbalanced

• gravity is pulling on all objects

Tags

NGSS.MS-PS2-1

When a force adds onto another force, we say that it does what?

• Counteracts it.
• Fights it.
• Reinforces it.
• Stops it.

Tags

NGSS.MS-PS2-2

When I go to the moon...

• my weight stays the same, but my mass changes.

• my mass stays the same, but my volume changes.

• my volume changes, but my weight stays the same.

• my weight changes, but my mass stays the same.

Tags

NGSS.MS-PS2-4

If I'm lifting a book with 90 N on Earth, how much is the gravitational force pulling down on the book?

• 0 N

• 90 N

• 45 N

• 9 N

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is the type of energy called that is not currently causing motion, but has the ability to cause motion?

• gravitational energy

• kinetic energy

• sound energy

• potential energy

Tags

NGSS.MS-PS3-2