Energy - P1

Question 1

Name six stores of energy.

Answer 1

Elastic potential
Gravitational potential
Kinetic
Chemical
Nuclear 
Internal (thermal)

Question 2

The energy in an object’s kinetic store comes from the random _____ of its particles.

The energy in an object’s potential store comes from the potential energy stored in the _____ between particles.

Answer 2

The energy in an object’s kinetic store comes from the random motion of its particles.

The energy in an object’s potential store comes from the potential energy stored in the bonds between particles.

Question 3

What is internal store?

Answer 3

A body’s internal store is the sum of the kinetic and potential store of its particles.

Question 4

Name three renewable energy resources.

Answer 4

Wind
Solar
HEP (Hydro-electric power)
(Also geothermal and essentially nuclear)

Question 5

Name three non-renewable energy resources.

Answer 5

Coal
Gas
Oil

Question 6

Name an advantage of fossil fuels)

Name a disadvantage of fossil fuels)

Answer 6

Reliable energy

Release greenhouse gases

Question 7

Name an advantage of HEP)

Name a disadvantage of HEP)

Answer 7

HEP is more reliable than wind power and solar power.

HEP causes the destruction of habitats and is expensive.