Science Ch. 3

Question 1

mineral:

Answer 1

a substance

Question 2

inorganic:

Answer 2

when a mineral cannot form from things that were once part of a living thing

Question 3

crystal:

Answer 3

repeating pattern of a minera’s particles

Question 4

streak:

Answer 4

color of a mineral’s powder

Question 5

luster:

Answer 5

how light shines off a mineral

Question 6

Mohs Hardness Scale:

Answer 6

ranking softest-hardest

Question 7

cleavage:

Answer 7

when a mineral splits evenly

Question 8

fracture:

Answer 8

when a mineral splits unevenly

Question 9

geode:

Answer 9

a rounded hollow rock often lined w/ mineral crystals

Question 10

crystallization:

Answer 10

the process which atoms are arranged to form in a crystal structure

Question 11

magma:

Answer 11

molten material in the Earth

Question 12

lava:

Answer 12

magma that reaches the surface

Question 13

solution:

Answer 13

a mixture in which 1 substance is dissolved in another

Question 14

color:

Answer 14

describes physical properties of a mineral; also the least helpful clue

Question 15

density:

Answer 15

mass in given space

Question 16

NISCD:

Answer 16

No one in sumer cooks dinner

• Naturally Occurring -Inorganic -Solid - Crystal Structure
• Definite Chemical Composition

Question 17

Hardness:

Answer 17

the best clues to identify a mineral

Question 18

When liquid cools to a solid state,…

Answer 18

crystals form

Question 19

Minerals form as:

Answer 19

1) as hot magma cools inside the Earth

2) when lava hardens on the surface

Question 20

Crystallization can make minerals by:

Answer 20

1) Dissolved materials in water

2) of molten materials

Question 21

Ores go through smelting by

Answer 21

the ore being mixed with limestone and other substances, then put into a blast furnace, which hot air melts the minerals, then it deposits the rest to the bottom of the furnace

Question 22

Rocks make minerals, which makes rocks, which makes ____ _ ____`

Answer 22

ROCK N’ ROLL

Question 23

Rock types:

Answer 23

igneous, sedimentary, and magma

Question 24

vein:

Answer 24

a narrow channel or slab of a mineral that’s different from the surrounding rock

Question 25

gemstone:

Answer 25

a hard, colorful mineral that has a brilliant or glassy luster

Question 26

Gems can also be used other than jewelry is…

Answer 26

mechanical parts

Question 27

When a gemstone is polished, it is called….

Answer 27

a gem

Question 28

ore:

Answer 28

a rock that contains a metal or other useful mineral that can be mined and sold at a profit

Question 29

alloy:

Answer 29

a solid mixture of two or more elements, at least one of which is a metal