Science 8th grade Final Exam

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What is energy transfer?

Back

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

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What is convection?

Back

Convection is the transfer of heat through fluids (liquids or gases) caused by the movement of the fluid itself.

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What is potential energy?

Back

Potential energy is the energy stored in an object due to its position or arrangement.

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What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is radiation?

Back

Radiation is the transfer of energy through electromagnetic waves, such as light or heat.

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What is kinetic energy?

Back

Kinetic energy is the energy of an object due to its motion.

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What is an example of convection?

Back

Boiling water is an example of convection, where heat is transferred through the movement of water.

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What is an example of conduction?

Back

Touching a hot stove is an example of conduction, where heat is transferred through direct contact.

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What is an example of radiation?

Back

Feeling warmth from the sun is an example of radiation.

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Is work done when lifting an object?

Back

Yes, work is done when a force is applied to move an object.