Newton's Laws

Newton's first law of motion states that an object will not experience a change in motion unless acted upon by a(n) _________ force.

• zero

• balanced

• unbalanced

• large

Tags

NGSS.MS-PS2-2

To increase acceleration of an object, you reduce its __________ or increase the applied force.

• height

• mass

• weight

• length

Tags

NGSS.MS-PS2-2

Newton's third law of motion states that if one object exerts a force on another object, then the second object exerts a force of equal strength in the ______ direction.

• same

• up

• down

• opposite

Tags

NGSS.MS-PS2-1

Resistance to change is called ___________.

• inertia

• homeostasis

• gravity

• weight

Tags

NGSS.MS-PS2-2

Action and reaction forces acting in opposite directions _________ cancel out because they act on different objects.

• do not

• do

• sometimes

• always

Tags

NGSS.MS-PS2-1

If you lean against a wall, the wall pushes back on you with a(n)

• not equal

• kind of equal

• nothing, the wall does not push back

• equal

Tags

NGSS.MS-PS2-1

Newton's second law of motion states that an object's acceleration depends on its _____________ and on the net force acting on it.

• force

• mass

• gravity

• friction

Tags

NGSS.MS-PS2-2

If you increase the force on an object, the acceleration ___________.

• decreases

• gets smaller

• increases

• doesn't change

Tags

NGSS.MS-PS2-2

What is the SI unit for force?

• meters

• kilograms

• grams

• Newtons

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

NGSS.MS-PS2-5

The smaller the mass of an object, the _____________ its inertia.

• larger

• greater

• less

• bigger