Science STAAR Practice on Energy

At which point on the roller coaster does the car have the most potential energy? (6.8A)

• W

• X

• Y

• Z

Tags

NGSS.MS-PS3-2

The car shown above uses three different forms of energy. Which of the following identifies the energy transformation represented by the car? (6.9C)

• mechanical →chemical →electrical

• chemical →electrical →mechanical

• electrical →radiant →chemical

• radiant →electrical →mechanical

A battery is placed inside a handheld lantern. When the light is turned on, the chemical energy of the battery is changed into all of the following forms of energy except— (6.9C)

• light energy

• heat energy

• mechanical energy

• electrical energy

What happens to the potential energy of an object as it falls? (6.8A)

• Potential energy increases

• Potential energy is destroyed

• Potential energy transforms (changes) to kinetic energy

• None of the above

Tags

NGSS.MS-PS3-5

At which point on the roller coaster does the car have the most kinetic energy? (6.8A)

• W

• X

• Y

• Z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

Potential energy is

• stored energy

• energy of motion

• average speed

• acceleration

Tags

NGSS.MS-PS3-2

Which of the following is NOT a form of energy? (6.9C)

• electrical

• chemical

• radiant

• wind

The images shown best represent which type of energy? (6.9C)

• chemical

• nuclear

• electrical

• mechanical

The sun represents which type of energy? (6.9C)

• electrical

• mechanical

• solar/radiant

• chemical

Tags

NGSS.MS-ESS2-4