Review - Motion

The formula for Newton's second law?

• F=ma

• f=mb

• v=d/t

Natalie accelerates her skateboard along a straight path from 0 m/s to 4.0 m/s in 2.5 sec. Find her average acceleration

• 1.2 m/s/s

• 3.4 m/s/s

• 1.6 m/s

• 1.6 m/s/s

Balanced forces produce a net force of?

• One

• Zero

• Two

Newton's first law states that an object at rest will remain at rest, and an object in motion will remain in motion unless an _________ _________ acts upon the object.

True or False: Acceleration can not be a change in direction.

Newton’s first law of motion is also known as the LAW OF _________.

What property of an object determines how much inertia it has?

• mass

• speed

• velocity

Momentum is calculated by _______ an objects mass by its velocity.

Calculate the momentum of a 6.00 kg bowling ball moving at 10.0 m/s down the alley toward the pins.

• p =60

• p = 60.0 kg x m/s down the alley

• p = 60.0 kg down the alley

Forces that will not cause objects at rest to start moving.

• Balanced forces

• Unbalanced forces

• imbalanced forces