Write the answer in your science Write the answer in your science notebook:notebook:

Write out the questions or create a chart.Write out the questions or create a chart.What did you already know about energy?What did you already know about energy?What do you want to learn about energy?What do you want to learn about energy?list 5 for eachlist 5 for each

Energy Exists in Different Energy Exists in Different FormsForms

What is What is EnergyEnergy??

Energy is Energy is the ability to the ability to cause cause changechange

Mechanical EnergyMechanical Energy

The energy that moves objectsThe energy that moves objects

Examples: lifting weights, putting a Examples: lifting weights, putting a book on the shelfbook on the shelf

Sound EnergySound Energy

Sound results from the vibration of Sound results from the vibration of particles in a solid, liquid, or gas.particles in a solid, liquid, or gas.If there is no air or other substance (a If there is no air or other substance (a vacuum) sound will not occur. vacuum) sound will not occur.

Chemical EnergyChemical Energy

Energy that is stored in the chemical Energy that is stored in the chemical composition of matter.composition of matter.Examples: wood or gasoline burningExamples: wood or gasoline burning

Thermal EnergyThermal EnergyThermal energy comes from the movement Thermal energy comes from the movement of atoms and molecules in matter.of atoms and molecules in matter. Thermal energy is generated and measured by heat of any kind.

Electromagnetic EnergyElectromagnetic EnergyElectromagnetic energy is the energy that Electromagnetic energy is the energy that comes from electromagnetic radiationcomes from electromagnetic radiationThis radiation is composed of waves, such This radiation is composed of waves, such as radio waves and visible light as radio waves and visible light Electromagnetic was CAN travel in empty Electromagnetic was CAN travel in empty space (vacuum)space (vacuum)

Nuclear EnergyNuclear EnergyNuclear energy is simply a term describing any Nuclear energy is simply a term describing any energy associated with atomic reactions. energy associated with atomic reactions. Naturally:Naturally: Some nuclear energy is produced Some nuclear energy is produced naturally. For example, the Sun and other stars naturally. For example, the Sun and other stars make heat and light by nuclear reactions. make heat and light by nuclear reactions. Man-Made:Man-Made: Nuclear energy can be man-made Nuclear energy can be man-made too. Machines called too. Machines called nuclear reactorsnuclear reactors, parts of , parts of nuclear power plantsnuclear power plants, provide electricity for many , provide electricity for many cities. cities.

Kinetic EnergyKinetic EnergyThe energy of motion.The energy of motion.Depends on the object’s mass and speedDepends on the object’s mass and speed

Potential EnergyPotential EnergyStored energy that an object has due to its Stored energy that an object has due to its position or chemical composition.position or chemical composition.