8th Grade 6.3

Multiple Choice

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

• true

• false

Multiple Choice

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

• true

• false

Multiple Choice

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 same direction.

• true

• false

Multiple Choice

Resistance to change in motion is called stasis.

• true

• false

Multiple Choice

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

• true

• false

Multiple Choice

If you lean against a wall, the wall pushes back on you with a weaker force.

• true

• false

Multiple Choice

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

• weight

• mass

• height

Multiple Choice

Acceleration is measured in

• km/s

• m/s

• m/s²

Multiple Choice

Force is measured in a unit called a Newton which is equal to:

• kg*m/s

• m*kg/s²

• kg*m/s²

Multiple Choice

The smaller the mass of an object, the ____ its inertia

• greater

• smaller

• less predictable