momentum1

Why is momentum considered to be a vector quantity?

• Momentum has to indicate both magnitude and direction.

• Momentum has to have a positive value.

• Momentum has to be calculated using speed.

• Momentum has a quantity but not a unit.

Which of the following is the formula for momentum?

• p = mv

• M = mv

• F = ma

• g = mc²

Which of the following is the unit for momentum?

• kg·m/s

• kg·m

• kg·m/s²

• Momentum has no unit.

A stationary object has a small amount of momentum.

• True

• False

The momentum of an object is related to the object's mass and velocity.

• True

• False

Pick all of the scenarios that are explosions.

• A cannon fires a cannon ball.

• A spoon is shoved into a jar of peanut butter.

• A linebacker tackles a member of the opposite team.

• A swimmer jumps off a floating raft.

• A figure skater throws a heavy ball.