Drag and drop each word or phrase into the type of plate boundary it describes. forms mid-ocean ridges
Divergent Boundary Convergent Boundary
Transform Boundary
plates collide
volcanoes and mountains
earthquakes
plates move apart
plates slide past each other
Done
Intro
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Previous Activity
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Write a short paragraph of about 150-300 words. explain how the physical environment can limit human activities.

If you could drill a hole straight to the center of the earth, and keep track of what the hole is going through, youwould find: a) you would go through one sort of material, and then a different, denser material, and then a still-different, still-denser material, because the planet is made of concentric layers, sort of like an onion. b) you would go through one sort of material all the way to the center, because the planet is all mixed up. c) if your hole started at the north pole, you would go through different layers of different materials, but ifyour hole started at the equator, you would go through one sort of material all the way to the center. d) if your hole started at the equator, you would go through different layers of different materials, but if yourhole started at the north pole, you would go through one sort of material all the way to the center. e) you would strike diet pepsi when you got to the center.

The graph below plots the temperature and luminosity of stars on the main sequence.