KE and PE practice Quiz

Calculate the potential energy of the car at the top of the ramp if the height is CUT IN HALF.

PE formula = mgh

• 24,500 J

• 245,00 J

• 12,250 J

• 1,250 J

Tags

NGSS.MS-PS3-2

If the height of the ramp is increased by TWICE the meters in the picture, what is the relationship between height and kinetic energy?

• As height increases, KE increases.

• As height increases, KE stays the same.

• As height increases, KE decreases.

• As height increases, velocity decreases.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Calculate the kinetic energy of the car going down the ramp if the velocity is DOUBLED.

KE = 0.5 x m x (v)^2

• 3,125 J

• 78,125 J

• 312,500 J

• 156,250 J

Tags

NGSS.MS-PS3-1

What is the kinetic energy of a 64 kg cheetah, running at an altitude of 12 m at a velocity of 16 m/s.

• 6,144 J

• 512 J

• 8,192 J

• 1,024 J

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the potential energy of a 0.45 kg phone on a 10 m high table?

• 2.25 J

• 44.1 J

• 4.5 J

• 450 J

Tags

NGSS.MS-PS3-2

What is kinetic energy?

• Energy that gets added when something new happens.

• Energy that is in motion.

• Energy that gets lost when something changes.

• Energy that is stored.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

What is potential energy?

• Energy that is stored.

• Energy that gets added over time.

• Energy that is in motion.

• Energy that gets destroyed in a transformation.

Tags

NGSS.MS-PS3-2

Point 1 has more _____________ energy than point 2 and 3.

• kinetic

• thermal

• potential

• force

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-1

Point 3 has more __________ than point 4 and 5.

• thermal

• potential

• chemical

• kinetic

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

A 3.47 kg tennis ball and 0.30 kg bouncy ball are both dropped at 10 m high. Which one has more potential energy at 10 m?

• They have the same PE.

• Tennis ball has more PE because it has more mass.

• Bouncy ball has more PE because it has less mass.

• They have the same energy.

Tags

NGSS.MS-PS3-2