Show:
MINERALS
PLATE TECTONICS
EARTHQUAKES
VOLCANOES
METRIC
100
What mineral is most resistant to being scratched?
Diamonds
100
What type of boundry is formed when plates separate?
Divergent
100
Where do most earthquakes happen?
What are plate boundaries
100
What is magma?
What is molten underground rock
100
What is the boiling point in celsius?
100 degrees
200
Which mineral flakes easily?
mica
200
What is the theory that the continents were once a big continent and have broken apart called?
What is Continental Drift
200
Asiesmograph creates a printout called a _________?
seismogram
200
The two types of lava determined by the amount of ______?
What is silica
200
What is the basic unit of measurement for a liquid's volume?
Liters
300
What mineral can be identified by the smell test?
sulfur
300
How many major plates are there (approximately)?
What is 12
300
The shorter the lag time the ________ the epicenter.
closer
300
Where are hotspots found?
Near the middle of plates
300
Cold air is ______ dense than warm air.
What is more
400
Name of one of the terms that refers to luster?
Vitreous Pearly Resinous Adamantine
400
What force causes plates to move?
What is convection currents?
400
Name the four safety steps of earthquakes
Look, Duck ,Cover and Hold
400
Cinder cone volcanoes have ______ sides
What is steep
400
Why is the English Standard System difficult?
There is no pattern so you have to memorize.
500
What is it called when up return the land to its original state?
What is reclaimation
500
What is the earth's asthenosphere made of?
What is magma
500
What is the underground point of origin of an earthquake called?
What is the focus
500
Mafic lava is ______ in silica
low
500
Matter is what ________ is made of
everything