Rocks Test Review

Question 1 True or False: Each major group of rocks only follows one pathway through the rock cycle.

Question 2 What is a rock generally made up of?

Answer 2 Minerals and other materials

Question 3 What type of rock forms from the cooling of lava above the ground or the cooling of magma below the surface?

Question 4 What is the process where dissolved minerals crystallize and glue particles of sediment together?

Question 5 Chalk formed from sediments made of skeletons of microscopic living things in the ocean must be what type of sedimentary rock?

Question 6 Heat and pressure deep within the Earth can change any type of rock into what?

Question 7 What does it mean if a metamorphic rock is nonfoliated?

Answer 7 It does not have layers.

Question 8 In the rock cycle, what type or types of rocks can form sedimentary rocks?

Question 9 What is a sedimentary rock made up of rounded fragments of other rocks called?

Question 10 True or false: Sandstone changing into quartzite is an example of the process that forms sedimentary rocks.

Question 11 True or false: The most common extrusive rock is basalt.

Question 12 How do geologists describe a rock’s texture?

Answer 12 The size, shape, and pattern of the rock’s grains

Question 13 A rock that cools very quickly when it forms will have what type of texture?

Answer 13 Smooth and shiny with no visible grain

Question 14 Where do most metamorphic rocks form?

Answer 14 Deep below the surface of the Earth

Question 15 What is the most abundant intrusive rock?

Question 16 A sedimentary rock formed when rock fragments squeeze together is called what?

Question 17 How do geologists classify metamorphic rocks?

Answer 17 By the arrangement of the grains that make up the rock

Question 18 The series of processes on the Earth and below the Earth’s surface that slowly changes rocks from one kind to another is called what?

Question 19 True or false: Particles of a rock called grains give a rock its texture.

Question 20 True or false: Examples of clastic rocks, which are made of particles of other rocks, include sandstone, shale, and breccia.

Question 21 When all the grains of a rock are large and easy to see, they are described as what?

Question 22 The process by which sediment settles out of the water or wind carrying it is called what?

Question 23 True or false: Igneous rocks that formed beneath the Earth’s surface are extrusive rocks.

Question 24 What does foliated mean?

Answer 24 When a metamorphic rock’s grains are arranged in parallel layers

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