2/6/23 Test

Question 1

T/F: A mineral’s crystal always has the same shape.

Answer 1

True

Question 2

T/F: When magma cools deep below the earth’s surface it forms very small crystals.

Answer 2

False

Question 3

T/F: Most minerals can be identified by color alone.

Answer 3

False

Question 4

T/F: All minerals have a crystal structure.

Answer 4

True

Question 5

Some minerals were once living things.

Answer 5

False

Question 6

_____ is the amount of mass in a given volume of a substance.

Answer 6

Density

Question 7

_____ is the hardest known mineral.

Answer 7

Diamond

Question 8

A mineral that splits easily into flat pieces has the property called ____.

Answer 8

cleavage

Question 9

_____ is a solid mixture containing at least 1 metal

Answer 9

Alloy

Question 10

Copper and silver are a kind of mineral called _____.

Answer 10

metals

Question 11

What is the name of the process of removing metal from an ore?

Answer 11

smelting

Question 12

_____ is a rock that contains a metal or other useful minerals.

Answer 12

Ore

Question 13

_____ is a hard colorful mineral that is shiny.

Answer 13

Gemstone

Question 14

A narrow band of minerals that lie between rock layers is called ____.

Answer 14

vein

Question 15

______ is a mixture in which one substance dissolves into another.

Answer 15

Solution

Question 16

Mineral’s crystals form when magma _____.

Answer 16

cools

Question 17

If you say a mineral is waxy you are describing a mineral’s _____.

Answer 17

luster

Question 18

Minerals that do not split easily into a flat piece are called _____.

Answer 18

fracture

Question 19

_____ is the color of a mineral’s powder that’s left behind

Answer 19

Streak

Question 20

A mineral is a _____.

Answer 20

solid