Work, Power, and Energy Quiz

An object of 2.03 kg is thrown vertically upwards at an initial speed of 10.41 m/s. What is the kinetic energy at the moment it is thrown?

• 110 J

• 1200 J

• 2.03 J

• 10.41 J

Tags

NGSS.MS-PS3-1

An object of mass 0.328 kg moves along a straight path at a constant velocity.  If the kinetic energy is 14.7 J, determine the speed of the object.

• 12.34 m/s

• 0 m/s

• 9.47 m/s

• 5.16 m/s

Tags

NGSS.MS-PS3-1

A 0.050 kg stone is dropped from a height of 15.67 m.  What is the potential energy at the instant of release?

• 3.44 J

• 0 J

• 5.98 J

• 7.68 J

Tags

NGSS.MS-PS3-2

A 4.3 kg box on a platform has a potential energy of 349 J.  Determine the height of the platform.

• 0 m

• 8.27 m

• 9.81 m

• 2.43 m

Tags

NGSS.MS-PS3-2

An object held at a height of 3.7 m has a potential energy of 209 J.  What is the mass of the object?

• 5.76 kg

• 8.97 kg

• 4.32 kg

• 11.98 kg

How much work is being done with 200 N of force over 426 meters?

• 85,200 J
• 45,620 J
• 90,480 J
• 62,329 J

If 150 Joules of work is needed to move a box 10 meters, what force was used? 

• 1500 N
• 15 N
• 1.5 N
• 150 N

Tags

NGSS.MS-PS2-2

Which of the following is the best example of work being done.

• doing homework

• lifting a box

• pushing a stationary box

• holding a box

__________ is stored energy. 

• Potential
• Kinetic
• None of the above 
• All of the above 

Tags

NGSS.MS-PS3-2

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5