A solid, nonliving material found in nature

How can the streak of a mineral be tested?

Rub it across a tile to see the color of the powder it leaves

Which process would form an igneous rock?

Melted rock cools and then hardens

Which of these is an igneous rock?

A rock that formed when lava cooled.

How can these two rocks be compared based on a property that can be SEEN?

Rock 1 has air holes. Rock 2 has no air holes.

Slate is a dark gray metamorphic rock. Which statement best describes how slate forms?

Heat and pressure turned a sedimentary rock into slate

How does sedimentary rock form?

Pieces of rock and other materials squeeze together

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Earth Science Chp. 2

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Questions 16

Answers

1
What is a mineral
A solid, nonliving material found in nature
Small broken-up pieces of rock
The remains of an animal that lived in the past
Magma that escapes through openings in Earth's surface
2
A rock was placed under heat and pressure so that its properties changed. What type of rock is the new rock?
Sedimentary
Igneous
Fossil
Metamorphic
3
Rocks are mostly made of . . .
Lava
Fossils
Minerals
Dirt
4
Something about an object that you can observe with your senses is called a . . .
Mineral
Rock
Property
Grain
5
Mrs. Knodel is trying to identify a mineral. The mineral can easily break into flat sections. What property is this?
Streak
Luster
Cleavage
Hardness
6
How can the streak of a mineral be tested?
Shine a bright light on it to see how its surface reflects light
Break it to see if the pieces are cubes or sheets
Rub it across a tile to see the color of the powder it leaves
Rub it against different things to see how easily it can be stretched
7
Which property of minerals is measured by scratching the surface of the mineral?
Hardness
Luster
Magnetism
Color
8
Which process would form an igneous rock?
Heat or pressure changes an existing piece of rock into a new rock
Small pieces of rock get squeezed together
Animal remains are covered by rock that hardens around them
Melted rock cools and then hardens
9
Which of these is an igneous rock?
A rock that formed by plant and animal material.
A rock that formed when small rocks were pressed together.
A rock that formed by heat and pressure.
A rock that formed when lava cooled.
10
A piece of a mineral that makes up a rock is called . . .
Property
Mineral
Rock
Grains
11
Anna finds a rock that contains a fossil. Which type of rock does she most likely have?
Sedimentary
Mineral
Igneous
Metamorphic
12
How can these two rocks be compared based on a property that can be SEEN?
Rock 1 is magnetic. Rock 2 is not magnetic.
Rock 1 has minerals. Rock 2 has no minerals.
Rock 1 has air holes. Rock 2 has no air holes.
Rock 1 has cleavage. Rock 2 has no cleavage.
13
Slate is a dark gray metamorphic rock. Which statement best describes how slate forms?
Heat and pressure turned a sedimentary rock into slate
Minerals melted deep underground and cooled into slate
Pieces of dead plants decayed long ago and became slate
Grains of sand and other minerals collected and hardened over time
14
How does sedimentary rock form?
Minerals melt deep underground and harden into rock
Pieces of rock and other materials squeeze together
Heat causes the properties of a rock to change
Pressure rearranges the mineral crystals in the rock
15
Emily finds a fossil in a rock. Which of these would the fossil help her determine?
Grain size of the rock
Age of the rock
Texture of the rock
Color of the rock
16
How are coal, sandstone, and granite similar?
They are all rocks
They all have the same color
They all have fossils
They are all minerals

Earth Science Chp. 2 Flashcards | StudBud