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KE = 1/2mV2

KE = 1/2(30 kg)( 5m/s)2

= 750 joules of kinetic energy

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10y ago
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14y ago

Kinetic Energy = (1/2)(m)(v2) where m=mass of object, v=velocity of object

Substituting values into the equation.

Kinetic Energy = (1/2)(45)(10)2 = 2250 J

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13y ago

2,250 joules

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Q: A 45 kg skater is skating down a hill on roller blades at a a speed of 10 ms what is the kinetic energy of the skater?
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A 45 kg skater is skating down a hill on roller blades at a speed of 10.0 ms What is the kinetic energy of the skater?

KE=(0.5)(m)(v)^2 KE=225J


What is the kinetic energy of a 45.0 kg skater who is skating down a hill on roller blades at a speed of 10.0 m per s?

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When does a roller coaster increase kinetic energy?

The roller coaster increases kinetic energy when its velocity is increasing.


Can you use roller blades for figure skating?

If you are crazy enough to try, I don't see why not :)


Where is the kinetic energy the highest on a roller coaster?

The cars of a roller coaster reach their maximum kinetic energy when at the bottom of their path.


In energy transformations when a roller coaster is at the top of the hill the kinetic energy is?

Kinetic energy comes from movement. If the roller coaster is moving at the top of the hill, it has kinetic energy. if the rollercoaster isn't moving then it has potential energy.


Does carousel roller skating rink have roller blades?

If you are talking about the one in Massachusetts, in the Whitman area then yes. They are black and orange. Just saying.


What is an example kinetic energy?

a roller coster


What energy is in a roller coaster?

Potential energy is used when going up hill on a roller coaster. When it starts gong down the potential energy is converted to kinetic energy.


Does the roller coaster need kinetic energy to move down the tracks?

If its moving it has kinetic energy


What type of energy does roller coasters use?

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What type of energy roller coaster use?

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