Exploring Energy Conservation: Potential vs Kinetic Energy

What is the definition of energy?

• The ability to generate light

• The ability to do work or cause a flow of heat

• The ability to create matter

• The ability to produce sound

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Who first used the term 'energy'?

• James Watt

• Thomas Young

• Albert Einstein

• Isaac Newton

What does the Law of Conservation of Energy state?

• Energy can be created and destroyed

• Energy is constant and cannot be created or destroyed

• Energy can only be created

• Energy can only be destroyed

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Why are perpetual motion machines impossible?

• They violate the Law of Conservation of Energy

• They are too expensive to build

• They need a vacuum to operate

• They require too much space

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What is the primary source of all energy on Earth?

• The Earth's core

• The Moon

• Nuclear reactors

• The Sun

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Which process allows plants to convert sunlight into energy?

• Respiration

• Photosynthesis

• Fermentation

• Combustion

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What is potential energy?

• Energy from chemical reactions

• Energy from the Sun

• Stored energy

• Energy in motion

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How is gravitational potential energy calculated?

• Mass x Velocity

• Mass x Acceleration due to gravity x Height

• Mass x Height

• Mass x Speed

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What is kinetic energy?

• Energy from magnetic fields

• Energy from nuclear reactions

• Energy of motion

• Energy stored in chemical bonds

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How is kinetic energy calculated?

• Mass x Speed

• Mass x Acceleration

• Mass x Height

• 1/2 x Mass x Velocity squared

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