forces review

______ forces affect the motion of an object by speeding it up, slowing it down, or changing the direction of it.

• Balanced
• Strong
• Unbalanced
• WeaK

Which law of motion states that an object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an unbalanced force?

• Newton's 1st Law of Motion
• Newton's 2nd Law of Motion
• Newton's 3rd Law of Motion

An object's resistance to its change in motion is its

• Friction
• Inertia
• Gravity
• Pressure

Which law of motion is explained by the equation:
Force = Mass x Acceleration

• Newton's 1st Law of Motion
• Newton's 2nd Law of Motion
• Newton's 3rd Law of Motion

As the force applied to an object increases, its acceleration______

• decreases
• increases
• stays the same
• does not exist

As the mass of an object decreases, its acceleration _______

• decreases
• increases
• stays the same
• does not exist

The combination of all forces acting on an object is called __________

• Parallelogram Rule
• Net Force
• Vector Quantity
• All the Jedi's using their abilities together

A 20 kg bike accelerates at 10 m/s².  what was the force?

• 25 Newtons
• 20 Newtons
• 200 Newtons
• 10 Newtons

The amount of matter in an object is the 

• momentum
• acceleration
• mass
• weight

What two factors affect gravity?

• mass and direction
• direction and velocity
• distance and velocity
• distance and mass