Unit 3 Test Review: Matter

If a mineral has a metallic shine and scratches, which of its properties are being measured?

• Luster

• Density

• Hardness

• Streak

A mineral breaks into cubes when struck with a rock hammer. It also leaves a red trail when scraped against an unglazed porcelain plate.

Which of the mineral's properties are being measured?

• Hardness

• Luster

• Streak

• Cleavage

What is a defining trait of all minerals?

• Rocks

• Organic

• Crystalline Structure

• Made up of rocks

Which statement names characteristics of a mineral?

• It must be crystalline and have a definite chemical composition.

• It must be organic and have a definite chemical composition.

• It must be crystalline and have a definite physical composition.

Which is not a property of a mineral?

• luster

• density

• reflection (mirror image)

• hardness

Which type are the most abundant minerals in Earth's crust and mantle?

• silicates

• oxygen

• aluminum

• calcium

Which three are the most abundant mineral compounds on Earth?

• silicon

• oxygen

• one or more metals

• one or more nonmetals

What makes the ore bauxite special?

• It contains a usable amount of calcium

• It contains a usable amount of sodium

• It contains a usable amount of aluminum.

A sedimentary rock containing a fern fossil was found.

What does this tell about the area at the time the rock was formed?

• The area was once under water

• The area was on land

• The area was on a beach

Tags

NGSS.MS-LS4-1

NGSS.MS-LS2-4

A geologist finds a large rock containing a seashell.

What does this say about the area at the time the rock was formed?

• The area was under water.

• The area was on dry land.

• The area was once discovered by a mermaid.

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4