Plate Boundaries
Boundaries that go away from each other are called?
Divergent Boundaries
The landform that contains magma inside it and can erupt?
Volcano
When rock is broken apart it is called?
What are 2 pieces of evidence that we know that continents have moved around?
Fossils and puzzle piece fitting for continents
The law of superposition states that the oldest layer is always at the ____________.
Bottom
Boundaries that go towards each other are called?
Convergent Boundaries
A large amount of water going over the land usually caused by Earthquakes is called?
Tsunami
When rock is transported to another area it is called?
Erosion
When divergent plates are moving away from each other under the ocean? What landform can form?
Mid Ocean Ridge / Underwater mountains
How old is the Earth?
4.6 Billion Years Old
Boundaries that slide by each other are called?
Transform Boundaries
When the ground shakes and land can be moved around quickly?
Earthquake
Small pieces of broken rock are called?
Sediments
When convergent plates come together and one plate slides under the other, this process is called?
Subduction
What is the purpose of an index fossil?
To tell us how old the rock is.
What kind of boundary is found in California? (Hint: Lots and lots of Earthquakes)
Transform
A piece of rock that comes from space that can hit the Earth and cause craters?
A meteor
The largest size of sediments that we looked at was called _________.
Gravel
How far do the plates move every year? A couple centimeters or a couple meters?
Centimeters
What does the word extinct mean?
A species has died and is never coming back.
In Nepal, there is a mountain range called the Himalayan Mountains. In this range, there is a mountain called Mount Everest. What kind of boundary would these mountains be at?
Convergent
Write down one way that volcanoes can change an area after it erupts.
Answers Vary
The smallest size of sediment we looked at is ________________.
Clay
A deep pit that can be formed near a subduction zone is called a ___________.
Trench
What was the name of the scientist who first came up with the idea that the Earth had plates that were moving?
Alfred Wegener