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Minerals and Earth

Authored by Charles Martinez

Science

8th Grade

NGSS covered

Minerals and Earth
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68 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Most of the common rock-forming minerals belong to a group called the what?

silicates
elements
oxygen
halites

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two most abundant elements in Earth’s crust.

Iron and Calcium
Sodium and Oxygen
Potassium and Magnesium
Oxygen and Silicon

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The resistance of a mineral to being scratched

hardness

streak

cleavage

fracture

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The way a mineral reflects light.

luster

streak

cleavage

fracture

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The color of a mineral in its powdered form.

streak

luster

gold

brown

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Minerals that break along smooth, flat surfaces.

cleavage

fracture

streak

luster

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Minerals that break on rough, jagged, uneven surfaces.

streak

fracture

splinter

cleavage

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