Q4 Science DA: Earth: Yesterday, Today and Tomorrow

A mosquito is preserved in amber.  What type of fossil?

Convecting currents of the liquid outer core moving around the iron inner core creates...

What boundary causes a rift valley?

What is the name of the supercontinent that was believed to be on Earth millions of years ago?

A _____________ boundary is where two tectonic plates push away from each other. 

The crust is what state of matter?

The Law of ___________ says that younger rocks are on the top of sedimentary rocks. 

A dinosaur footprint is found.  What type of fossil?

When plates collide and create holes where magma can push up from inside the Earth this forms..

What is the name of the scientist who used fossil evidence to support the Pangaea theory?

The plates float on the Earth's _______________.

At a convergent boundary, one plate can plunge underneath another. This is called?

I am ___________ for the test tomorrow. 

The Earth's plates move 2-4 ______ per year. 

What best helps scientists understand the date of a fossil's existence?

What causes the motion of the tectonic plates?

A _________ boundary is when two tectonic plates push toward each other.

Earthquakes are most likely to happen at ______________ boundaries. 

What state of matter is the inner core?

Mountains form at _____________ boundaries. 

The outermost layer of Earth is called the ___________?

A ___________ boundary is when two plates slide past each other. 

The mantle is made up of what?