Science 7 Review Unit 5: Topics 1-3

How do you test the hardness of a mineral? 

• Throw it against a wall
• Step on it
• Scratch Test
• Kick it until it breaks

Tags

NGSS.5-PS1-3

A naturally occurring, inorganic solid with a crystal structure and a definite chemical composition is referring to

• density
• streak
• mineral
• non silicate mineral

A mineral's resistance to being scratched is called?

• streak
• luster
• hardness
• heft

Flat sides and sharp edges with patterns that repeat over and over again

• Crystal Shape
• Inorganic Processes
• Definite Chemical Composition
• Solid

Tags

NGSS.MS-PS1-1

A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?

• Fracture
• Cleavage
• Glassy
• Waxy

1. Rock sediments that travel down a mountain, sand being blown across the beach, and mud sliding down a hill are all examples of

• pressing and cementing

• erosion

• part of the rock cycle

• fossil formation

Tags

NGSS.MS-ESS2-2

The remains of living things that died long ago are often found in what type of rock?

• igneous rocks

• sedimentary rock

• metamorphic rock

• all rocks

Tags

NGSS.MS-ESS2-3

The cooled and hardened magma from volcanoes form what rocks?

• igneous

• sedimentary

• metamorphic

• fossils

Tags

NGSS.MS-ESS2-1

What property of rock is being observed when looking for whether it is shiny?

• luster

• hardness

• streak

• color

Tags

NGSS.5-PS1-3

Once magma reaches the earth's surface, it is called __________.

• a vent

• minerals

• igneous rocks

• lava