Rock Cycle
What is the rock cycle?
the process of rocks changing forms
name something we use that is made of rock
chalk, can, jewellery
What is a rock?
a solid made of minerals
What is lustre?
how light reflects of a mineral
What is the study of rocks called?
Geology
Can every type of rock become the other type?
yes
how do we get intrusive rocks
mining
What rock is made of sediments?
Sedimentary rock
what is texture?
How rough or smooth a rock is
What is liquid rock called?
magma
What causes rocks to change?
heat and pressure
what kinds of rocks have fossils
Which rocks are made from cooled magma?
igneous
What is transperancy?
can you see through the rock
What are sediments?
Tiny particles of rock
what is a mineral?
naturally occuring element
what rocks are the hardest?
igneous
what rocks are changed by heat and pressure
methamorphic
what is streak
the colour a rock leaves behind when you put it on paper
What is erosion?
when tiny particles of rock break away due to wind or weather
what does intrusive mean?
igneous rocks that cool underground
what rocks are the softest?
sedimentary
what are the two tpes of igneous rocks
intrusive and extrusive
what is the scale they use to test hardness
mohs scale of hardness
what is weathering?
when rain,snow or wind cause rocks to break apart