Physical Science Final Exam Review - Physics

A total of 750 J of work was done when a force of 125 N was exerted on a box to move it. How far was the box moved?

• 850 m

• 6.00 m

• 906 m

• 600 m

A roller coaster car moves on a roller coaster track through positions W, X, Y, and Z.

At what position will the roller coaster car most likely have the greatest kinetic energy?

• Y

• X

• Z

• W

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

A 1-kg block of ice is set into motion on a frictionless surface. It attains a speed of 5 m/s at point X.

What is the kinetic energy of the ice at point X?

• 2.5 J

• 12.5 J

• 25 J

• 5 J

Tags

NGSS.HS-PS3-1

How much power is used to lift a box that weighs 50 newtons 10 meters in 10 seconds?

• 50 watts

• 5,000 watts

• 5 watts

• 500 watts

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the potential energy acquired by an object with a mass of 5.00 kilograms when it is raised 5.00 meters?

• 245 J

• 25.0 J

• 49.0 J

• 480 J

Tags

NGSS.HS-PS2-4

A 3.00-kg object rests on the roof's edge of a 10.0-m high building. What is the object's potential energy?

• 33.0 J

• 294 J

• 300 J

• 22.8 J

A student exerts a force of 500 N pushing a box 10 m across the floor in 4s. How much work does the student perform?

• 1,250 J

• 50 J

• 2,000 J

• 5,000 J

Tags

NGSS.HS-PS3-1

A student uses two identical balls to perform an investigation. The student throws ball A with a horizontal velocity from a height of 10 meters. At the same time, another student drops  ball B from the same height without  any horizontal velocity. Neglecting air resistance, which best describes the results?

• Ball A will hit the ground first.

• Ball B will hit the ground first.

• Ball A will take twice as long to hit the ground.

• Both balls will hit the ground at the same time.

This graph shows the motion of a person riding a bicycle.

Which time period shows the acceleration of the bicycle?

• 0-4 s

• 10-16 s

• 4-8 s

• 8-10 s

Tags

NGSS.HS-PS2-1

After a spacecraft takes off, its distance traveled is measured and is represented in this graph.

What is the average speed of the spacecraft?

• 5 kilometers per second

• 1 kilometers per second

• 12 kilometers per second

• 3 kilometers per second

Tags

NGSS.MS-PS3-1