A biker is peddling up a hill he is using __________ energy from the food he has eaten. As he reaches the top the energy is mostly ___________. As he comes down the hill that energy is transformed into ____________.
Chemical, Potential, Kinetic
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15
Energy that is moving is ___________.
Kinetic Energy
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15
When riding a roller coaster, you go up and down many hills. As you get to the top of a roller coaster, what energy change is taking place?
kinetic energy is changed into potential energy
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trap
No points!
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gold
Win 50 points!
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gift
Win 25 points!
Okay!
thief
Give points!
5
10
15
20
25
15
Which position has the equal amounts of Kinetic & Potential Energy?
B
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15
The acceleration due to gravity on Earth is
9.8 m/s2
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15
A kid is jumping up and down on a pogo stick. When (or where) is all of his energy converted into almost all kinetic energy?
at the bottom of each jump (or just before touching the ground)
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15
The energy in a battery is ______ energy.
potential
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15
Who has more potential energy, a skier on top of a hill or a skier half way down the hill?
The skier on top of the hill.
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15
The ball in position E has only kinetic energy, no potential energy. (TRUE or FALSE)
FALSE The ball in position E has some potential and some kinetic energy.
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15
Explain the difference between potential and kinetic energy.
Kinetic energy is energy in motion while potential energy is stored energy waiting to be used
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15
Which position has the greatest amount of Potential Energy?