______ is fomed by small grains of sand and its properties are grains break off if scratched.
Sandstone
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15
______ rocks are formed from other rocks by the effects of heat and pressure. Forces inside the Earth cause a โparent rockโ to change into another type of rock, without melting.
Metamorphic
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15
_______ rocks are formed by the accumulation and compaction of sediment, for example, clay, sand or rock fragments.
Sedimentary rocks
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15
_____ rocks are formed from cooled magma. Magma is molten rocky material below the Earthโs surface.
Igneous rocks
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seesaw
Swap points!
Oops!
magnet
Take 20 points!
Okay!
shark
Other team loses 20 points!
Okay!
thief
Give points!
5
10
15
20
25
thief
Give points!
5
10
15
20
25
gold
Win 50 points!
Okay!
rocket
Go to first place!
Okay!
banana
Go to last place!
Oops!
monster
Reset all scores!
Oops!
fairy
Take points!
5
10
15
20
25
gift
Win 10 points!
Okay!
banana
Go to last place!
Oops!
15
______ rocks are made up of fragments of other rocks that are stuck together
Detrital
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15
Some rocks are made of a single substance. They are called ______ rocks.
Monomineralic
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15
_____ are any natural, inorganic material made up of minerals.
Rocks
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15
_____ ______rocks are made of mineral crystals from oceans, lakes and groundwater that have dissolved in water.
Chemical sedimentary
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15
_____ _____ rocks are made of plant and animal remains which have been transformed into minerals