Physical Science: Energy

Front

What is kinetic energy (KE)?

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Front

How do you calculate the kinetic energy of a moving object?

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Front

What is the unit of energy in the International System of Units (SI)?

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The unit of energy in the SI system is the Joule (J).

Front

What is gravitational potential energy (GPE)?

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Front

How do you calculate gravitational potential energy?

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Front

What is the relationship between work and energy?

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Front

What is power in the context of energy?

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Front

What is the unit of power in the International System of Units (SI)?

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The unit of power in the SI system is the Watt (W), where 1 W = 1 J/s.

Front

What type of energy transfer occurs in a rocket?

Back

In a rocket, the energy transfer is chemical -> thermal/sound/radiant -> kinetic, as fuel is burned to produce thrust.

Front

What is the formula for calculating power when work is done over time?

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