Energy Transfer

Front

What is the primary source of energy for a light bulb powered by batteries?

Back

Batteries provide chemical energy that is converted to electrical energy.

Front

What natural source provides energy for cooking s'mores in the sun?

Back

The sun provides solar energy.

Front

What is the role of a power plant in the electrical outlet in your home?

Back

A power plant generates electricity that is transmitted to homes through electrical outlets.

Front

What are some sources that can spin a generator at a power plant?

Back

Sources include wind, water (hydropower), steam (from burning fossil fuels), and solar energy.

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Front

What type of energy is converted to electrical energy when pedaling a bike with a generator?

Back

Motion energy (kinetic energy) is converted to electrical energy.

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Front

What is energy transfer?

Back

Energy transfer is the process of energy moving from one place or object to another.

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Front

What is the difference between potential energy and kinetic energy?

Back

Potential energy is stored energy based on an object's position, while kinetic energy is the energy of motion.

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Front

How does solar energy convert to chemical energy in plants?

Back

Through photosynthesis, plants convert solar energy into chemical energy stored in glucose.

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Front

What is the principle of conservation of energy?

Back

The principle states that energy cannot be created or destroyed, only transformed from one form to another.

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Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential and kinetic energy in an object.