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What is the kinetic energy of a 23 kg cart going 9 m/s?
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
Which of the following simple machines make up a pair of scissors?
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
On a roller coaster, the bottom of a steep hill would feature a high level of:
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
A crane does 4000 J of work in 5 seconds. What is the power of the crane?
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
Both work and energy can be measured in:
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
Potential Energy is:
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
A person sweeping a floor would be an example of a:
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
A light bulb is considered to be doing work because it is converting electrical energy into light and thermal energy.
joules
both lever and wedge
800 watts
3rd class lever
stored energy.
kinetic energy
932 J
True
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