Accelerated Motion Quantities

The speed of a car is increased uniformly from 11 meters per second to 19 meters per second. The average speed of the car during this interval is

• 0.0 m/s

• 15 m/s

• 30. m/s

• 4.0 m/s

At the bottom of a hill, a car has an initial velocity of +16.0 meters per second. The car is uniformly accelerated at -2.20 meters per

second squared for 5.00 seconds as it moves up the hill. How far does the car travel during this 5.00-second interval?

• 107 m

• 74.5 m

• 52.5 m

• 25.0 m

Starting from rest, a car travels 18 meters as it accelerates uniformly for 3.0 seconds. What is the magnitude of the car’s acceleration?

• 6.0 m/s²

• 2.0 m/s²

• 3.0 m/s²

• 4.0 m/s²

Tags

NGSS.HS-PS2-1

A 6.0-kilogram cart initially traveling at 4.0 meters per second east accelerates uniformly at 0.50 meter per second squared east for 3.0 seconds. What is the speed of the cart at the end of this 3.0 second interval?

• 1.5 m/s

• 5.5 m/s

• 3.0 m/s

• 7.0 m/s

While taking off from an aircraft carrier, a jet starting from rest accelerates uniformly to a final speed of 40. meters per second on a runway that is 70. meters long. What is the magnitude of the acceleration of the jet?

• 0.29 m/s²

• 0.57 m/s²

• 1.8 m/s²

• 11 m/s²

Tags

NGSS.HS-PS2-1

A car traveling in a straight line at an initial speed of 8.0 meters per second accelerates uniformly to a speed of 14 meters per second over a distance of 44 meters. What is the magnitude of the acceleration of the car?

• 0.41 m/s²

• 1.5 m/s²

• 3.0 m/s²

• 2.2 m/s²

Tags

NGSS.HS-PS2-1

A car with an initial velocity of 16.0 meters per second east slows uniformly to 6.0 meters per second east in 4.0 seconds. What is the acceleration of the car during this 4.0-second interval?

• 4.0 m/s² east

• 4.0 m/s² west

• 2.5 m/s² east

• 2.5 m/s² west

A car, initially traveling at 15 meters per second north, accelerates to 25 meters per second north in 4.0 seconds. The magnitude of the average acceleration is

• 2.5 m/s²

• 6.3 m/s²

• 10. m/s²

• 20. m/s²

A car is moving with a constant speed of 20. meters per second. What total distance does the car travel in 2.0 minutes?

• 10. m

• 40. m

• 1200 m

• 2400 m

A truck, initially traveling at a speed of 22 meters per second, increases speed at a constant rate of 2.4 meters per second² for 3.2 seconds. What is the total distance traveled by the truck during this 3.2-second time interval?

• 12 m

• 58 m

• 70. m

• 83 m

Tags

NGSS.HS-PS2-1