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WorksheetsNatural Sciences Unit 3. Energy
Total questions: 20
Worksheet time: 22mins
Complete the sentence with a type of energy
_____ energy is produced by splitting an atom of uranium, a radioactive chemical element.
Potencial
Nuclear
Electrical
Complete the sentence with a type of energy.
_______ energy is released when a chemical reaction occurs, for example when we eat.
Nuclear
Potencial
Chemical
What types of mechanical energy are there?
Potential
Hydroelectrical
Windmill
Kinetic
This is energy in the form of heat
Electric energy
Thermal energy
Uranium
Light energy
Machines like computers and microwaves use (a) energy. (1 word)
Cars transform the (a) energy in fuel and petrol into kinetic and thermal energy. (1 word)
Solar panels transform light energy from the Sun into (a) energy during the day. (1 word)
Which are renewable energy sources?
Natural gas and Solar
Nuclear and Oil
Wind and Hydroelectric
Biofuels and solar
Which are non-renewable energy sources?
Petroleum
Wind
Uranium
Hydroelectric
How is energy measured?
(a)
It generates electricity from wind.
(a)
Unit of measuring electricity
(a)
Non renewable sedimentary rock
(a)
When did people start using the power of water and wind in watermills and windmills?
In the Stone Age
In Ancient History
In 1800's
In 1900's
When did the environmental become a major concern?
In 1800´s
In the 1950's
In the early 1970's
On the 21st Century
What do have in common all non renewable sources of energy?
They are clean and safe
They polluted the air and contribute to global warming
They are reliable
They do not produce greenhouse gases
Which energy includes potential and kinetic energy?
(a)
This is the heat which comes from within the Earth.
(a)
Name of the biomass which comes in the form of compressed wood particles.
(a)
The used of coal and steam to power machinery led to which revolution in the 1700's
French revolution
Industrial revolution
Atomic Era
Steam revolution
