Basic Forms of Energy By: Mary Tweedy Edited by: Kelly Richardson.

Basic Forms of EnergyBasic Forms of Energy

By: Mary TweedyBy: Mary Tweedy

Edited by: Kelly RichardsonEdited by: Kelly Richardson

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What is Energy?What is Energy?

Energy is the ability to do work.Energy is the ability to do work.

Energy is the ability to cause a change.Energy is the ability to cause a change. Energy can change an object’s:Energy can change an object’s:

motionmotion shape shape temperature colortemperature color

Energy cannot be created nor destroyedEnergy cannot be created nor destroyed

Energy is all around us!Energy is all around us!

•You can see energy as light You can see energy as light from the sun or a lamp.from the sun or a lamp.

•You can feel it as heat warms You can feel it as heat warms things up.things up.

•You can see motion energy You can see motion energy every time you move.every time you move.

You use energy when you:You use energy when you:• Take a walkTake a walk• Lift a book Lift a book • Throw a ballThrow a ball

Basic Forms of EnergyBasic Forms of Energy

LightLight SoundSound HeatHeat Electrical Electrical ChemicalChemical Energy of Energy of

MotionMotion

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What is light?What is light?

Light is something that allows us to see Light is something that allows us to see objects.objects.

Light is a form of energy. Light is a form of energy. Light is produced by the vibrations of Light is produced by the vibrations of

electrically charged particles.electrically charged particles.

What is Sound?https://www.pearsonsuccessnet.com/snpapp/login/login.jsp

Sound is a form of energy produced by a Sound is a form of energy produced by a vibration vibration or or a back and forth movement of a back and forth movement of an object.an object.

Sound is a wave of vibrations that spread Sound is a wave of vibrations that spread from its source of its matter.from its source of its matter.

The more vibrations the waves have, the The more vibrations the waves have, the more energy, the louder the sound.more energy, the louder the sound.

The faster the vibrations or the frequency, The faster the vibrations or the frequency, the higher the sound.the higher the sound.

How high or low a sound is called the pitch.How high or low a sound is called the pitch.

Heat Energy? Heat energy flows from warmer substances to cooler Heat energy flows from warmer substances to cooler

substances.substances. Heat is transferred from one object to another in three Heat is transferred from one object to another in three

different ways:different ways:

ConductionConduction

ConvectionConvection

RadiationRadiation

What is electrical energy?What is electrical energy?

A form of energy that is produced A form of energy that is produced when electrons move from one place when electrons move from one place to another.to another.

Electrons are particles that are in the Electrons are particles that are in the space around the nucleus of an atom.space around the nucleus of an atom.

The forces of attraction and repulsion The forces of attraction and repulsion make electrons move.make electrons move.https://www.pearsonsuccessnet.com/snpapp/login/login.jsphttps://www.pearsonsuccessnet.com/snpapp/login/login.jsp

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Chemical Energy

Chemical energy is made when substances Chemical energy is made when substances react and form new substances.react and form new substances.

Food, batteries, and fuels such as oil Food, batteries, and fuels such as oil and gasoline are stored chemical energy.and gasoline are stored chemical energy.

Chemical energy can change to:Chemical energy can change to:soundsound lightlightheatheat electrical electrical

motionmotion

Energy of Motion

Energy can cause motion and create Energy can cause motion and create change.change.• Car movingCar moving• A person WalkingA person Walking• A ball bouncingA ball bouncing

Basic Forms of Energy

Energy Forms

1. Sound2. Electrical 3. Heat4. Motion5. Light 6. Chemical

What Happens?

A. Objects warm. Food cooks. B. Lights on. / Machines run.C. Matter vibrates.D. Plants grow. / Humans seeE. Moving a stalled car.F. Playing basketball.