7th Grade, Unit 3-rocks

Test Description: Unit 3

Instructions: Answer all questions to get your test result.

1) The three groups of rock are sedimentary, metamorphic, and

2) The rock cycle shows how rocks continually

3) Which kind of rock forms when molten rock cools?

4) An existing rock can change into another type of rock when it is subjected to great

5) Which kind of rock forms by recrystallization?

6) Geologists classify igneous rock on the basis of its crystal size and the amount of ______________________ its minerals contain.

7) Pieces of rock can settle from water and get cemented into

8) Rock salt is an example of a sedimentary rock that develops from dissolved minerals as

9) What is the difference between a rock and a mineral?

10) The texture of igneous rock is related to the rate at which it cooled. If the rock cools slowly, _________ crystals form

11) The texture of igneous rock is related to the rate at which it cooled. If the rock cools quickly, _________ crystals form

12) if you found a fossil, which type of rock would you know it is?

13) what happens during Sedimentation?

14) what does it look like if a rock is foliated?

15) which type of rock would you find At the bottom of a large lake?

16) which rock type would you find in Older rock surrounding an igneous intrusion

17) which type of rock would you find at A lava flow from a volcano

18) which type of rock would you find in a part of the surface that was once deep within a mountain range

19) which type of rock would you find in the sides of a cave?

20) A rock that contains traces of a once living thing is called a


*select an answer for all questions

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