5th grade Science TAKS - Forms of Energy

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Vocabulary for 5th grade Science TAKS test in Texas

Energy

The ability to do work.

Potential Energy

Energy that is ready to happen

Kinetic Energy

Energy that is happening.

Solar Energy

Energy coming from the sun

Electric Circuit

A complete loop through which electricity can flow from a source of energy and back again

Fossil Fuel

A source of energy that formed from the remains of plants and animals buried deep in the Earth. (Ex: Coal, natural gas, and petroleum (oil))

Light Waves

Rays that come from a light source. (Ex: visible light-ROYGBIV)

Lens

A piece of glass which refracts a light wave. Lenses are either convex or concave.

Reflection

The act of light bouncing off another thing such as light bouncing off a mirror.

Refraction

The act of light bending and changing direction when it passes through a medium such as water

Current

The continuous flow of electricity through a wire

Battery

A source of stored chemical energy for electric currents, having a positive (+) and a negative (-) terminal.

Electricity

A form of energy that can move through wires making it possible to do work

Current

The continuous flow of electricity through a wire

Battery

A source of stored chemical energy for electric currents, having a positive (+) and a negative (-) terminal.

Bare Wire

A wire without a plastic or rubber coating. (Ex: the tip of a wire connected to t terminal)

Electromagnet

A temporary magnet made by passing electric current through a wire coiled around an iron bar.

Vibration

The quick motion of particles.

Sound Wave

An invisible wave of energy made by a vibrating object.

Motion

The act of changing place or position

Pitch

The highness or lowness of sound. Pitch refers to the frequency of the sound wave.

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