Where are the oldest rocks in the Grand Canyon?
AT THE BOTTOM
What word describes rocks from space that land on Earth?
METEORITES
What is the name of the SCIENCE that studies rocks and minerals?
GEOLOGY
What type of rock is coal (carbón)?
SEDIMENTARY ROCK
Tiny pieces of rocks that have been worn by erosion are called...
SEDIMENTS
Which of these is a metamorphic rock? A) Granite B) Marble C) Limestone D) Basalt
B) MARBLE
How do igneous rocks form?
WHEN MOLTEN ROCK COOLS
What do we call a rock or mineral that contains metal?
ORE (mena)
What do we call the way the Earth constantly recycles rocks?
THE ROCK CYCLE
Which type of rock is formed from little bits of rock that have been cemented together?
SEDIMENTARY ROCK
For minerals, what does the Mohs scale measure?
HARDNESS (resistance to being scratched)
Which value on the Mohs scale corresponds to the hardest minerals (diamonds)?
10
What do all rocks on Eartrh have in common? A) same size; B) same color; C) they all have minerals; D) same shape
C) THEY ALL HAVE MINERALS
Where do we find rocks and minerals?
Earth's CRUST
What are the three types of rocks?
Igneous, Sedimentary, Metamorphic
Which forces produce metamorphic rocks?
HIGH PRESSURE AND TEMPERATURE
