Ch 7 Resources

Question 1

Mineral

Answer 1

A substance that makes up rock by using chemicals

Question 2

Mineral Ore

Answer 2

A rock that contains minerals and value

Question 3

Crust

Answer 3

A layer in the Earth

Question 4

Mining

Answer 4

The process of removing dirt or minerals from the ground

Question 5

Open cut mining

Answer 5

A method of mining mineral ore close to the surface

Question 6

Underground Mining

Answer 6

A method of mining of mineral ore’s that are deep below the surface

Question 7

Concentration

Answer 7

A process of making a substance stronger

Question 8

Gangue

Answer 8

Leftover waste rock

Question 9

Reduction

Answer 9

The process of making mineral ore metallic

Question 10

Smelting

Answer 10

Melting mineral ore to separate the metal contained

Question 11

Purification

Answer 11

The removal of impurities from metals to produce a pure metal

Question 12

Turbines

Answer 12

Wheels that, when turned drive electrical generators

Question 13

Wind energy

Answer 13

A renewable energy derived from the wind

Question 14

Biomass

Answer 14

Material produced by living organisms

Question 15

Ocean wave energy

Answer 15

A renewable energy created by converting the mechanical energy of ocean waves to electrical energy

Question 16

Tidal energy

Answer 16

A renewable energy that can be harvested from the tides in the ocean

Question 17

Geothermal Energy

Answer 17

Heat energy transferred from rock’s below the Earth’s surface

Question 18

Hydro-electric

Answer 18

Power produced by the energy of falling water

Question 19

Nuclear Energy

Answer 19

The energy stored at the centre of Atoms, the tiny particles that make up substances

Question 20

Evaporation

Answer 20

The process of liquid to gas

Question 21

Transpiration

Answer 21

The process of liquid to gas via a plant using photosynthesis

Question 22

Condensation

Answer 22

The process of gas to a liquid

Question 23

Precipitation

Answer 23

Changes state from gas to liquid

Question 24

Percolation

Answer 24

Water moves from above ground to below ground

Question 25

Ice

Answer 25

Ice is frozen water

Question 26

Snow

Answer 26

Water frozen into ice crystals and little white flakes

Question 27

Run off

Answer 27

When water runs down a mountain

Question 28

Erosion

Answer 28

When a liquid moves a solid

Question 29

Fossil Fuels

Answer 29

A fuel that has been created from the remains of organisms such as Coal, Oil and natural gas

Question 30

Peat

Answer 30

A brown substance made up of decomposed vegetable matter

Question 31

Black Coal

Answer 31

A type of coal

Question 32

Brown Coal

Answer 32

A type of coal

Question 33

Oil

Answer 33

A liquid that is obtained by drilling and is used in things such as Petrol

Question 34

Natural Gas

Answer 34

A type of gas that is obtained by drilling.

Question 35

Cloud

Answer 35

A visible collection of small water droplets

Question 36

Fog

Answer 36

A collection of small water drops in the air

Question 37

Water cycle

Answer 37

The constant circulation of water on earth

Question 38

Green house effect

Answer 38

A natural effect on the earth atmosphere trapping heat

Question 39

Global Warming

Answer 39

The observed rise in the near surface temperature of the earth

Question 40

Overburden

Answer 40

Rock soil and vegetation which are removed before mining

Question 41

Sedimentary Rocks

Answer 41

Rocks formed from sediments

Question 42

Porous

Answer 42

Having many pores or other small spaces that can hold a gas or liquid to pass through

Question 43

Grey Water

Answer 43

Waste water from the kitchen or bathroom

Question 44

Black Water

Answer 44

Water that is full of sewage

Question 45

Biodegradable

Answer 45

Describes a substance that can break down

Question 46

Desalination

Answer 46

The process of getting rid of all the salt from ocean water