Rocks
What is the measurement of empty space?
Porosity
What do we call the rock that a metamorphic rock came from?
Parent rock
What is the measurement of the degree of hotness?
Temperature
Must water boil to evaporate?
No
What is the boiling point of water?
100⁰C
What is the term for when rocks break down or change?
Weathering
What forms a sedimentary rock?
compaction & cementation
Heat is a form of what?
Energy
Describe the process of freezing.
A liquid loses heat and turns to a solid.
What is the freezing point of water?
0⁰C
Draw a foliated rock.
A rock with stripes.
What forms a metamorphic rock?
heat & pressure
What direction does heat flow? (From what, to what)
From a hotter region to a colder region.
Describe the process of melting.
A solid gains heat and turns into a liquid.
When is the line increasing temperature on the heating curve of water?
When matter is not changing state:
- solid
- liquid
- gas
What do we call a rock with many crystals?
Crystalline
What forms an igneous rock?
cooling & hardening
How does heat loss affect volume?
It may cause matter to contract, volume decreases.
Give an example of heat gain changing state of matter.
(Answers will vary.)
When is the line horizontal on the Heating Curve of water?
melting, 0 degrees C
evaporating, 100 degrees C
Crystals only form when they have _______ to do so.
Time
Describe how we can repeat the crayon rock cycle with our same crayons.
Can make sediment from the igneous rock, compact again, melt again, etc.
Give an example of heat gain affecting volume.
(Answers will vary)
Give an example of heat loss changing state of matter.
(Answers will vary.)
Why does ice remain 0⁰C while melting?
The heat is used to change the state of the matter, rather than to change the temperature. It can only change one of these factors at once.