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WorksheetsMinerals-Revision
Total questions: 20
Worksheet time: 27mins
What mineral property describes how easily the mineral can be scratched?
Streak
Colour
Lustre
Hardness
What is a mineral?
A naturally made chemical compound that has a specific composition
A naturally made compound that contains metal
A type of rock
A type of crystal
Rocks are made up of
Crystals
Sand
Fossils
Minerals
Granite is seen to have large grains. What does this mean?
Granite is smooth
Granite is coarse (feels rough)
Granite colourful
Which of the following describes a metallic mineral?
silver
a mineral that conducts electricity, has a shiny surface, and is opaque
copper
all of the above
A company is likely to mine a site if the site
is rich in minerals
contains gold
contains minerals that can be extracted economically
does not contain gangue minerals
Open pits called _______ are used to mine stone and gravel.
overburdens
cyanide heaps
solar evaporation ponds
quarries
What is an energy resource?
a natural product that can be changed into other energy forms to do work
something formed from buried plants and animals
force that opposes motion
resource that can never be replaced
What are nonrenewable resources?
energy sources that are replaced faster than they are used
energy sources that can never be replaced or are replaced more slowly than they are used
a natural product that can be changed into other forms of energy to do work
What are fossil fuels?
energy producers that comes from radioactive elements
a natural product that can be changed into other energy forms to do work
energy resources that formed from buried plants and animals that lived a very long time ago
resources that are replaced faster than they are used
All of the following are fossil fuels EXCEPT
oil
water
coal
natural gas
Where does nuclear energy come from?
Electric generators
radioactive elements
fossil fuels
geothermal energy
What is a device that changes solar energy into electrical energy?
wind turbine
perpetual motion machine
electric generator
solar cell
Geothermal energy is made from water being pumped underground near hot rock, turning it to steam.
True
False
