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What mineral can be used to create fire by rubbing pieces of mineral together?
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Which mineral can be used to create fire through rubbing pieces of the mineral together?
quartz
What is the process of mineral rich water seeping around sediment and fusing the sediment pieces together called?
This is called cementation.
What can cleavage and fracture do to a mineral?
Cleavage is the tendency to break along flat surfaces, and fracture is the tendency of a mineral to break into irregular pieces.
What are three examples of situations where electrostatic forces can be observed?
Crackle of nylon clothing, Lightning, Rubbing a ballon on your hair and sticking pieces of hair with it.
What are mineral grains made up of?
Mineral grains are crystals or pieces of crystals that vary widely in chemical composition. There are over 4,000 different minerals that have been identified so far.
Which mineral can be used to create fire through rubbing pieces of mineral together?
Quartz!
Which mineral can be used to create fire through rubbing pieces of the mineral together?
quartz
How did early man invent fires?
By rubbing 2 pieces of wood together which then made a fire.
Aborigines light fires by rubbing pieces of wood together?
Friction always wastes energy and heat is produced
What is it called when rock forms of small pieces of other rocks are deposited in layers and are cemented together by disolved mineral material?
rock formed of small rocks that are cemented together by dissolved mineral material?
A mineral that breaks into jagged pieces exhibits this property?
A mineral that breaks into jagged pieces exhibits fracture.
What is the process of mineral rich water seeping around sediment and fusing the sediment pieces together called?
This is called cementation.
Why aborigines light fire by rubbing pieces of wood together?
Rubing two pieces of wood together rapidly and consistently can cause enough friction to heat the wood to the point of ignition. However these days I doubt if there are many aboriginals that would light a fire that way. a lighter is much easier.
What rock forms when small pieces of other rocks are deposited in layers and are cemented together by dissolved mineral material?
sedimentary rock
What rock forms when small pieces of other rock are deposited in layers and cemented together by dissolved mineral material?
sedimentary rock
How is it that Aborigines light fires by rubbing pieces of wood together?
Rubbing things together creates heat. Enough heat, and stuff like wood catches fire. It's a way of starting fires that's almost always available, if you have the skill and some suitable pieces of wood. You don't need any special lighting equipment like matches, lighters, or flint and steel.
What is deduce?
deduce is where you take different pieces of information and put them all together to create a conclusion of what has happened.
