ENERGY REVIEW

What is the primary energy transformation in a pendulum swinging from its highest point to the lowest point?

• Chemical to Mechanical

• Mechanical to Thermal

• Potential to Kinetic

• Kinetic to Potential

Tags

NGSS.MS-PS3-2

what type of energy is stored in a battery?

• electrical
• chemical
• thermal
• mechanical

Which type of energy transformation occurs when a flashlight shines?

• chemical → thermal → electrical
• chemical → electrical → light
• thermal → chemical → light
• chemical → electrical → chemical

Which statement describes the energy changes that occur when water in a tea kettle is heated on a stove that uses natural gas?

• Chemical energy to thermal energy to sound energy

• Thermal energy to sound energy to light energy

• Electrical energy to thermal energy to sound energy to light energy

• Light energy to chemical energy to kinetic energy to sound energy

Tags

112.18.b.9.C

Electrical energy is transferred to _____ Energy.

• Solar

• Thermal

• Chemical

• Electrical

Tags

NGSS.MS-PS3-3

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

Tags

NGSS.MS-PS3-2

Calculate the potential energy of a car with a mass of 2,500 kg that is on a hill 100 meters above sea level.

• 250,000 J

• 2,450,000 J

• 2,451,663 J

• 248 J

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

If the 0.3 kg marble was moving at 6 m/s at the bottom of the ramp, how much kinetic energy did the marble have? (KE = 1/2mv²)

• 5.4 J

• 1.8 J

• 3 J

• 6 J

Tags

NGSS.MS-PS3-1

If the 1.2 kg basketball rolls at 3 m/s, what is it's kinetic energy?

• 2.7 J

• 5.4 J

• 3.6 J

• 9 J

Tags

NGSS.MS-PS3-1

A 50.0 kg cheetah is running at a speed of 26.83 m/s. What is its kinetic energy?

• 1341.5 J

• 17996.2 J

• 35388.8 J

• 67075 J

Tags

NGSS.MS-PS3-1