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Everything around us is made of matter.
False
True
Solids have...
A not definite shape and a definite volume
A definite shape and a definite volume
A not definite shape and a not definite volume
They have a not defenite shape but a definite volume.
Solid
Gas
Liquid
Name the three states of water.
Solid, liquid and gas.
If we heat ice, and changes back into a liquid.
Melting
Evaporation
Freezing
Condensation
When liquid changes into a solid called ice.
Condensation
Freezing
Evaporation
Melting
We heat water, and the liquid changes into a gas.
Freezing
Melting
Condensation
Evaporation
We cool water vapour, and it changes back into a liquid.
Condensation
Freezing
Melting
Condensation
Energy can change from one fom into another.
True
False
It is the bigger producer of thermal energy.
The sun
Name Three fossil fuels.
Coil, natural gas and oil.
Which instrument do we use to measure how much thermal energy the air has got?
A themometer.
When it is hot the liquid in the thermometer...
Expands
Contracts
When it is cold the liquid in the thermometer...
Contracts
Expands
Which scale do we use to measure how hot or cold it is?
Centigrade scale.
The name of the energy when use the Earth's core to heat water abd create electricity.
Geothermal Energy
