Question Bank for Grade 11 Physics

What percent is the potential energy at the bottom of the hill?

• 0%

• 25%

• 50%

• 100%

A student thinks that the spring will be compressed twice as much if the block is released from 2h compared to h. Is this true?

• yes

• no

a 2kg block compresses a spring 0.1 m that has a spring constant of 100 N / m, what is the potential energy stored?

• 1 J

• 0.5 J

• 0.1 J

• 5 J

a 2kg block compresses a spring 0.1 m that has a spring constant of 100 N / m, how fast will the block go when the spring is released?

• .7 m/s

• 0.5 m / s

• 0.1 J

• 5 J

At which position is the potential energy the greatest?

• 1

• 4

• 5

• 6

At which position is the potential energy the least?

• 1

• 4

• 5

• 6

At which position is the kinetic energy the greatest?

• 1

• 3

• 5

• 6

At which position is the kinetic energy the least?

• 1

• 3

• 5

• 6

If the coaster has a mass of 735 kg and a height of 95 meters, what is the potential energy at position 1?

• 7.74 J

• 34,912.5 J

• 69,825 J

• 684,285 J