Rocks
What are the 3 main types of rocks?
Igneous, Sedimentary, Metamorphic
How many hours behind Eastern Time is Pacific time?
3 hours
What do tectonic plates float on?
Asthenosphere
What does “geocentric” mean?
Earth centered model
What is the epicenter of an earthquake?
The point on the surface directly above the focus
Which type of rock is formed from cooling or magma?
Igneous
If it’s 4pm in New York, what time is it in California?
1pm
What type of boundary causes earthquakes like those on the San Andreas Fault?
Transform boundary
Who proposed the heliocentric theory?
Copernicus
What tool measures earthquakes?
Seismograph
Which rock type often forms in layers and contains fossils?
What is the acronym we learned for time zones?
Eat Cold Mashed Potatoes
What forms at a convergent boundary between two continental plates?
Mountains
What does the Heliocentric model say about the sun?
The sun is at the center of the solar system
What kind of wave reaches the seismograph first?
P waves
What’s the difference between a mineral and a rock?
Minerals are pure substances; rocks are made of one or more minerals.
Which city is in the Central Time Zone? Denver, Chicago, Los Angeles?
Chicago
What is it called when one plate sinks beneath another?
Subduction
Why was the geocentric model accepted for so long?
It matched what people saw in the sky and it fit religious beliefs
What do scientist need from at least 3 stations to locate the epicenter?
What is the process called when any rock type turns into a sediment?
Weathering and erosion
True or False: Mountain time is always 2 hours behind Eastern Time
True
What evidence supports the theory of plate tectonics? At least two:
Fossils, Seafloor spreading, GPS data
What ancient astronomer supported the geocentric model?
Ptolemy
What is the name of the scale used to measure earthquake magnitude?
Richter Scale