Sources Of Energy Mind Map 2m1w5v

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Mind Maps For Secondary Science : Volume 1 Maximum

Solar energy

 Chemical energy (food)

Changes energy

1

Total energy before change

Maximum kinetic energy (Minimum potential energy)

Electrical energy Electric drill

Energy Converter



b

a

Sun

Released by hot objects

ENERGY : Ability to do work

2

c

Heat from nuclear energy used to generate electricity b

c b

Geothermal

7

5 Water

4

a

c a

Move sailing boats

Uses light energy from sun, carbon dioxide and water to make food

Energy is stored in food

gives heat and light energy when burnt

Food

2

light energy heat energy

provide stored energy in 5

1

2

From garbage   heat

c

From plants  b wood, charcoal, alcohol, biodiesel

Biomass fuels

2

Water

Wind

4

Plants

Fuel Class

Uses

1

3

b

a 2

1

gives

Fuels

3

Move windmills to pump water or grind corn

Primary source of energy

b

Plants

Fuels

All energy sources traced back to Sun

Sun

3

Wind

b

Solar cells

1

b

Produces waves

Running man

Flying plane

a

2

Stored as potential energy in dams

Move wind turbines to produce electricity

a

b

Solar car

1

Formed from dead plants and animal 1

a

Fossil fuels

b

Types 3

1 2

Petroleum

a

Animal waste gas 

Coal

Natural gas

Stretched bow

Compressed spring Possesed by moving objects

a

ENERGY SOURCES

b a

a

b

c

Nucleus

6 Move water turbines in dams to generate electricity (hydroelectricity)

Potential Energy

Solar heater

Nuclear bomb

C

a

Kinetic Energy

b

b

Cyclist on top of hill

Stored in objects due to its condition/ position

Released by the sun

Stored in nucleus of atom

Radioactive substances

c

Chemical Energy

5

Solar Energy

Nuclear Energy

Batteries

b

Stored in

7

8

Fuels

a

4

6 9

SOURCES OF ENERGY (1 - 2)

a

a

Food

VOLUME 1 CHAPTER 6

Plutonium

b

Sound Energy

3

10

generate electricity

Heat energy from earth's core

Light Energy

ENERGY FORMS

B

Blowing a trumpet

a Released by vibrations

2 1

Guitar string

b

Released by lighted objects

Electrical Energy

Heat Energy

Candle

a

Carried in electric current

D

Uranium and Plutonium

In form of geysers and hot springs

turbine and generator

b

a

Bulb

b

A

generator

Steam Steam rotate and hot water turbines to

Burning Electric gas heater

ENERGY CHANGES

1

Uranium

Cold water pumped down

a

Potential energy and kinetic energy interchange

Kinetic energy + Sound energy

Energy cannot be created or destroyed, only changes form

Ki net ic energy

b

a

2

4

Same as total energy after change

Principle of conservation of energy



Heat energy

Tools / Machines

2

Pylons

Cables

Electrical energy

3

Potential energy

Electric iron

Green plants

From one form to another

Potential energy

potential energy 1 (Minimum kinetic energy)

Animals