Earth
These rocks can contain fossils.
Examples of this term include colour, layers & density.
Properties.
Two common ores/minerals mined in Australia are?
Coal, gold, lithium, iron, bauxite, lead, diamond
This is the variable that is changed deliberately in an experiment.
Independent.
This ore makes australia the most money in export.
This increases as you go deeper into the earth.
temperature / pressure
The process of breaking rock up into smaller pieces is called?
Weathering.
Streak.
Doing this improves reliability of results.
Repeat trials
Minerals, metals & fossil fuels are this type of resource:
Non-renewable
Some islands such as hawaii were formed from these:
Underwater volcanoes.
Minerals in rocks may form structures called:
Crystals.
This mineral commonly mined in WA is used in rechargeable batteries:
Lithium
You should do this to ensure a fair test.
Controll as many variables as possible.
This mineral is primarily mined at the Kalgoorlie super pit mine.
Gold.
When magma from under ground reaches earth's surface & erupts out of a voclano it is now known as:
Lava
This type of sedimentary rock is formed from compaction and cementation of weathered pieces of rock.
Clastic sedimentary rocks.
Bonite, azurite & malachite are mienrals that contain a high percentage of which element that is commonly used in electrical wires?
Copper
The formula for calculating density.
density = mass/volume
Australia is the leading supplier of this expesive & precious gem. This gem has a specific & orderly arrangement of its atoms.
Diamonds.
This term is used to describe things like valleys, mountains, rifts, trenches and plateaus.
Geological features.
This is the hardness rating of an average fingernail.
2.5
Crystals.
This type of data is best represented by a line graph.
Continuous.
This element is extracted from the mineral Bauxite.
Aluminium.