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T or F - Metamorphic rocks are formed deep in the crust.

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Presentation on theme: "T or F - Metamorphic rocks are formed deep in the crust."— Presentation transcript:

1 T or F - Metamorphic rocks are formed deep in the crust.

2 True

3 Type of rock formed by particles being pressed and cemented together.

4 sedimentary

5 Geologist classify a rock according to
its ...

6 origin

7 Rocks without crystal grains cooled very .....

8 quickly

9 Name the sedimentary rock made from sand.

10 sandstone

11 Particles of minerals and other rocks that make up a rock
Particles of minerals and other rocks that make up a rock. They may be fine or coarse.

12 grains

13 The Earth's crust is made of ...

14 rock

15 T or F - Most rocks cannot be identified by color alone.

16 True

17 Formed when other rocks are changed by heat and pressure.

18 metamorphic rock

19 Forms outside the Earth’s crust.

20 Extrusive rock

21 Type of rock that forms from the cooling of lava and magma.

22 igneous rock

23 Geologists classify rocks into how many groups?

24 3

25 If a rock is coarse-grained, what size are its grains?

26 large

27 About 20 minerals make up most rocks. What are these minerals known as?

28 Rock-forming minerals

29 Which do geologists NOT observe when studying a rock sample?

30 streak

31 Type of rock that forms inside the Earth’s crust.

32 intrusive

33 What organic matter might a sedimentary rock contain?

34 Plant and animal parts.

35 What is it called when sediments are pressed and squeezed together?

36 compaction

37 What is it called when sediments are cemented or glued together?

38 cementation

39 Wind is one way sediments are moved. Name 2 more ways.

40 running water ice

41 Shale has very fine grains. It is formed from _____.

42 clay

43 Used for building because it is easy to cut.

44 sandstone limestone

45 Mechanical weathering is one way rocks are broken. Name another.

46 chemical weathering

47 What is the 3rd type of sedimentary rocks?
1.Organic 2. Clastic 3.________

48 chemical


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