5th Grade Science Review

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What is electrical energy?

Back

Electrical energy is the energy caused by the movement of electrons. It powers devices like lights, computers, and appliances.

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What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter. It is the energy that makes things hot.

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Front

What is reflection of light?

Back

Reflection of light is when light bounces off a surface, such as a mirror or water.

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Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded, such as sand and salt.

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How can mixtures be separated?

Back

Mixtures can be separated using various methods, including filtration, evaporation, and magnetism.

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What is a magnet?

Back

A magnet is an object that produces a magnetic field, which can attract or repel certain materials, like iron.

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What is the main function of a mirror?

Back

The main function of a mirror is to reflect light, allowing us to see our reflection.

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Front

What is the difference between a solid and a liquid?

Back

A solid has a fixed shape and volume, while a liquid has a fixed volume but takes the shape of its container.

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Front

What is an example of an object that uses both electrical and thermal energy?

Back

An example is a toaster, which uses electrical energy to generate heat for toasting bread.

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Front

What happens when light passes through a tinted window?

Back

When light passes through a tinted window, some light is absorbed and some is reflected, making it harder to see through.

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