Momentum, Impulse, and Collisions Round 1

A 0.2kg ball is moving with a velocity of 5m/s. What is the momentum of the ball?

• 0.04

• 1

• 25

Tags

NGSS.HS-PS2-2

A ball collides with another stationary ball. If they bounce off each other, what type of collision occurred?

• Elastic Collision

• Inelastic Collision

Tags

NGSS.HS-PS2-2

A 0.2kg block is moving with a velocity of 5m/s and collides with a stationary 0.3kg block. If the collision is perfectly inelastic, what is the velocity of the two blocks after the collision?

• 2 m/s

• 3 m/s

• 4 m/s

• 5 m/s

Tags

NGSS.HS-PS2-2

A 0.5kg football is kicked with a velocity of 10m/s. If the football experiences an impulse of 20Ns, what is the change of momentum the football will gain?

• 5

• 10

• 20

• 25

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

A football player gets ready for a field goal and kicks the ball with an impulse of 20Ns due to a force of 250N. What is the time the ball is in contact with the kickers foot?

• 0.08s

• 12.5s

• 5000s

Tags

NGSS.HS-PS2-1

A car with a mass of 1500kg is traveling at 20m/s and collides with a stationary car of mass 1000kg. If the collision is perfectly inelastic, what is the velocity of the two cars after the collision?

• 4 m/s

• 6 m/s

• 8 m/s

• 12 m/s

Tags

NGSS.HS-PS2-2

A car with a mass of 2000kg is traveling at 10m/s and collides with a second car of mass 1500kg traveling at -15m/s. If the collision is perfectly inelastic, what is the velocity of the two cars after the collision?

• -0.7 m/s

• -1.4 m/s

• 5.7 m/s

• -6.4 m/s

Tags

NGSS.HS-PS2-2

Two cars, A and B, of masses 2kg and 4kg respectively, collide elastically on a frictionless ice road. Car A was initially parked, and Car B was sliding towards it with a velocity of 6m/s. After the collision, Car B is found to be moving back with a velocity of -3.6 m/s. What is the velocity of Car A after the collision?

• 4.8 m/s

• 6.4 m/s

• 12 m/s

• 19.2 m/s

Tags

NGSS.HS-PS2-2

Two objects collide and stick together, what type of collision occurred?

• Elastic Collision

• Inelastic Collision

Tags

NGSS.HS-PS2-2

An acorn falls on a police vehicle. If the acorn hit the vehicle with a force of 0.5N and was in contact with the vehicle for 0.1s, what is the impulse of the acorn?

• 0.05 Ns

• 0.2 Ns

• 5 Ns