Show:
Igneous rocks
Sedimentary rocks
Metamorphic rocks
Diamonds
Minerals and Crystals
100
How is igneous formed
They are formed by the cooling of molten magma on the earth's surface.
100
How is Sedimentary rocks formed
Sedimentary rocks are formed when sediment is deposed out of air and wind.
100
How is Metamorphic rocks formed
The metamorphic rocks are formed when molten rocks are close to rocks.
100
How are Diamonds formed?
Diamonds are formed by high temperature and pressure depths of 140 to 190 kilometres.
100
What are color,streak,hardness, cleavage and luster?
Five physical properties of rocks
200
What is pumice
Lightweight rock with tiny holes and crumbly Pumice,granite or sandstone
200
What is limestone
This rock is usually white and formed on the bottom of oceans form the remains of once-living things
200
What are metamorphic rocks
Rocks formed by extreme heat and pressure deep inside the earth
200
What is a diamond
The hardest mineral.
200
What are minerals?
Basic building blocks of rocks
300
What is large?
When an igneous rocks cools slowly, the mineral grains are small or large.
300
True or False Sedimentary rocks are easily changed by wind and water
True
300
What is pressure?
Force that squeezes rocks together
300
Where do you find diamonds?
South Africa and Russia.
300
What are ore
Rocks that are mined because they contain useful minerals or substances
400
What is magma
Melted rock below the Earth's surface.
400
What are fossils
The remains of animals or plants from long ago
400
True or False metamorphic rocks and formed from only sedimentary and igneous rocks
False
400
What is Diamonds used for?
To make money.
400
What are ores?
use for making homes money and tools.
500
How is Igneous rocks used in everyday life
It is used for cooking because coal cooks food.
500
How is Sedimentary rocks used for everyday life.
SEdimentary rocks are used for everyday life to get oil,natural gas and major energy resource.
500
How is Metamorphic rocks used in everyday life?
Metamorphic rocks are used for everyday life because Metamorphic rocks are roof tiles on houses.
500
How is Diamonds used for everyday life?
Diamonds are used for everyday life to sell it and then be very rich.
500
How are Minerals and Crystals used for everyday life?
Minerals and Crystals is used in everyday life by making houses and making tools