Energy, fossil fuels and renewable energy Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is energy measured in?

A

Joules (Kilojoules)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Energy is the ability….

A

to do work.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are 8 main forms of energy?

A

Kinetic, heat, chemical, electrical, sound, light, gravitational potential and elastic potential energy.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

State the Conservation of Energy.

A

Energy cannot be created nor destroyed but only changed from one form to another.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

When can energy be transferred and between what?

A

It can be transferred when a force moves an object and between its forms.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the equation to measure how much energy has been transferred?

A

Energy Transferred = Force x Distance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Give an example of an energy transfer.

A

When you burn fuel, energy is transferred from chemical to thermal energy because of its surroundings.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is conduction?

A

Conduction is the transfer of heat through objects touching.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is radiation?

A

Radiation is when an object gives off heat into its surroundings.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is convection?

A

Convection is the transfer of heat through moving air.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the difference between renewable and non-renewable energy sources?

A

A renewable energy source does not run out, which could be solar or wind power, and a non-renewable energy source, which could be fossil fuels, will eventually run out.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is a fossil fuel? Give an example of one.

A

A fossil fuel is created from the remains of dead plants and animals, from millions of years ago, buried in the Earth’s crust.
An example of a fossil fuel could be natural gas, crude oil, or coal.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly