Exploring Types of Energy and Energy Conversions

The video tutorial introduces energy, focusing on potential and kinetic energy. It explains various types of energy, such as mechanical, thermal, chemical, electrical, sound, and light energy. The tutorial categorizes these energies into potential and kinetic, providing examples like a baseball's motion. It also covers energy conversions, emphasizing the law of conservation of energy, with examples like hydroelectric dams and coal power plants.

What type of energy does a moving baseball have?

• Chemical energy

• Thermal energy

• Kinetic energy

• Potential energy

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What factors affect gravitational potential energy?

• Speed and direction

• Weight and height

• Temperature and pressure

• Volume and density

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Which of the following is an example of elastic potential energy?

• A stretched rubber band

• A moving car

• A flowing river

• A burning candle

What type of energy is associated with the motion of atoms due to temperature?

• Chemical energy

• Thermal energy

• Electrical energy

• Sound energy

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Which type of energy is stored in food and batteries?

• Chemical energy

• Mechanical energy

• Light energy

• Thermal energy

What is the law of conservation of energy?

• Energy cannot be created or destroyed

• Energy can only be created

• Energy can be created and destroyed

• Energy can only be destroyed

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What happens to electrical energy when you plug in a device?

• It disappears

• It changes into another form of energy

• It remains the same

• It creates new energy

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In a hydroelectric dam, what type of energy is the water's gravitational potential energy converted into first?

• Thermal energy

• Mechanical energy

• Sound energy

• Chemical energy

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What type of energy conversion occurs when coal is burned in a power plant?

• Thermal to chemical

• Chemical to thermal

• Electrical to mechanical

• Mechanical to electrical

What is always produced during any energy conversion?

• Electrical energy

• Thermal energy

• Sound energy

• Light energy

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