Energy Rewiew - 5º

This energy is the sum of kinetic and potential energy:

• Light energy.

• Electrical energy.

• Mechanical energy.

• Heat energy.

Lightning and some bodies like the Sun emit this kind of energy:

• Light energy.

• Electrical energy.

• Heat energy.

• Nuclear energy.

This energy is stored in certain substances like the food we eat, oil and coal:

• Nuclear energy

• Heat energy

• Chemical energy

• Light energy

This energy is produced by a mass in movement, like the wind or a car:

• Heat energy.

• Kinetic energy.

• Mechanical energy.

• Potential energy.

We get this form of energy from certain minerals like uranium:

• Chemical energy.

• Nuclear energy.

• Heat energy.

• Mechanical energy.

What of these kinds of energy sources are renewable? Click all the correct options:

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What of these kinds of energy sources are non-renewable? Click all the correct options:

• Oil.

• Coal.

• Water.

• Uranium.

We have to protect our world using:

• Fossil fuels.

• Sustainable resources.

The properties of energy are:

• Transfer, transform, store and transport energy.

• Solar energy, wind energy, hydroelectric energy and biomass.

• Kinetic energy, potential energy and mechanical energy.

As citizens, we can help save energy in lots of ways such as (click all the correct options):

• Using the public transport.

• Insulate the walls and windows of the buildings.

• Turn off ligths when you're not using them.

• Pour the industrial waste into rivers and seas.