Mid – Term Exam Review For Earth Science

1.  What causes tectonic plates to move? ______

2.  Where do volcanoes and earthquakes occur relative to plate boundaries? ______

3.  What probably caused the dinosaurs to go extinct? ______

4.  What is the colored powder resulting from rubbing a mineral against a harder surface? ______

5.  What is the most useful property in identifying an unknown rock? ______

6.  What mineral, when in the form of sand, can be used to manufacture glass? ______

7.  What can determine the size of grains in igneous rocks? ______

8.  What kind of rock is formed by the cementing of weathered materials? ______

9.  What kind of rock is formed by the crystallization of magma? ______

10.  What kind of rock is formed by heat and pressure (but without melting)? ______

11.  Why can slate be used for roofing shingles? ______

12.  If granite is subjected to high heat and pressure, what type of rock does it turn into? ______

13.  Name the 3 fossil fuels. ______

14.  List 2 disadvantages of using fossil fuels. ______

15.  Limestone can be processed to make ______.

16.  Some fuels are classified as non-renewable because they ______

17.  One fossil fuel found in Virginia is ______.

18.  Compared to the Rocky Mountains, are the Appalachian Mountains younger or older?

19.  What region of Virginia contains the most coal? ______

20.  What principle of relative dating states that the oldest rocks layers are on the bottom? ______

21.  What created the folding and faulting in the Blue Ridge Mountains? ______

22.  What type of plate boundary creates volcanoes and ridges on the ocean floor? ______

23.  An empty 2-liter bottle is filled with sediment and water. If is shaken and then allowed to settle, what process is being modled?

______

24.  What are fossils usually found in? ______

25.  What type of fossil is widespread but only lived during a short geologic time frame? ______

26.  What is the reference point for latitude? ______

27.  What is the reference point for longitude? ______

28.  What is the formula for density? ______

29.  What process happens at a continental – oceanic convergent boundary? ______

30.  What is a framework used to explain scientific observations? ______