Geology

Question 1

Igneous

Answer 1

Rocks that have been created by Magma or Lava.

Question 2

Magma

Answer 2

A substance that has never been on the surface and stays underground.

Question 3

Lava

Answer 3

Magma that has reached the surface via a volcano.

Question 4

Intrusive

Answer 4

Magma that has turned into rock and is underground

Question 5

Extrusive

Answer 5

Lava that has formed into rocks.

Question 6

Minerals

Answer 6

A substance that is used to create rocks or a natural solid substance with a definite chemical compound

Question 7

Lithosphere

Answer 7

The first layer of the Earth that is usually composed of Aluminum, magnesium and many others.

Question 8

Asthenosphere

Answer 8

The second layer of Earth comprised of mostly molten rocks

Question 9

Crystal

Answer 9

A Shaped substance that is made from atom and molecules to form into several shapes.

Question 10

Sedimentary Rocks

Answer 10

Rocks that come together in layers that are under pressure.

Question 11

Erosion

Answer 11

TIring and removing rock and soil via wind, water and other natural elements.

Question 12

floodplains

Answer 12

Open flat land near rivers where the sedimentary rock was dropped off from floods.

Question 13

Glaciers

Answer 13

Large bodies of ice that bends down to push boulders, gravel, etc.

Question 14

Moraine

Answer 14

The leftovers from the movement of Glaciers.

Question 15

Sandstone

Answer 15

A sedimentary rock that has sand and other salts.

Question 16

Mudstone

Answer 16

A sedimentary rock that has no layering.

Question 17

Shale

Answer 17

A sedimentary rock made of hardened clay.

Question 18

Siltstone

Answer 18

A sedimentary rock that has similar particle width of sandstone or mudstone.

Question 19

Conglomerate

Answer 19

A sedimentary rock comprised of large particles.

Question 20

Limestone

Answer 20

A sedimentary rock consisting of dead sea organisms.

Question 21

Coal

Answer 21

A sedimentary rock composed of dead plants and animals often used as a power source.

Question 22

Rock salt

Answer 22

A sedimentary rock made of salt from dried up lakes.

Question 23

Mineral ores

Answer 23

rocks mined to obtain a metal or other chemical within them

Question 24

Mining

Answer 24

extraction of natural resources from the Earth

Question 25

Environmental Impact Statement (EIS)

Answer 25

study of the possible effects of a planned project on the environment

Question 26

Rehabilitated

Answer 26

restored to its previous condition

Question 27

Overburden

Answer 27

waste rock removed from below the topsoil. This rock is replaced when the area is restored.

Question 28

underground mining

Answer 28

mining that scours out soil and rocks on the surface of the land

Question 29

underground mining

Answer 29

mining that uses shafts and tunnels to remove rock from deep below the surface

Question 30

Stone age

Answer 30

A period where humans used rocks for tools and survival.

Question 31

Alloy

Answer 31

a metal made by combining two or more metallic elements, especially to give greater strength or resistance to corrosion.

Question 32

Flint

Answer 32

a hard grey rock consisting of nearly pure silica (chert), occurring chiefly as nodules in chalk.

Question 33

Percussion flaking

Answer 33

the shaping of a stone implement by striking or chipping off flakes with another stone or a piece of wood, bone, or antler

Question 34

Fossil

Answer 34

any remains, impression, or trace of an animal or plant of a former geological age; evidence of life in the past

Question 35

palaeontologists

Answer 35

a scientist who studies fossils

Question 36

relative age

Answer 36

the age of a rock compared with the age of another rock

Question 37

carnivores

Answer 37

animals that eats other animals

Question 38

scavengers

Answer 38

animals that eat dead plant and animal material

Question 39

mould

Answer 39

the cavity in a rock that shows the shape of the hard parts of an organism; types of fungi found growing on the surface of foods

Question 40

trace fossils

Answer 40

fossils that provide evidence, such as footprints, that an organism was present when the rock was formed

Question 41

extinct

Answer 41

describes volcanoes that are no longer active. Extinct volcanoes have not erupted for thousands of years and show no sign of the future eruption.

Question 42

Folding

Answer 42

the buckling of rocks. It is caused when rocks are under pressure from both sides.