Rocks, minerals, soil and erosion.

What is the color of a mineral in powered form?

• Color

• Fracture

• Luster

• Streak

The look and feel of a rocks surface is called its....

• grain size

• shape

• texture

Weathering means something is changing.

Erosion means something is ________________.

• building

• moving

• growing

• stopping

Tags

NGSS.4-ESS2-1

What is the name of a rock expert?

• Geologist

• Doctor

• Teacher

• Soil scientist

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

Which is NOT a property of a mineral?

• Color

• hardness

• streak

• temperature

Charlie has a rock collection. The rocks all look different. What is one way that all rocks are alike?

• All rocks are the same size

• All rocks are the same shape

• All rocks are shiny

• All rocks are non living objects

What do all rocks have in common?

• All rocks are made of minerals.

• All rocks are dull and do not shine.

• All rocks are the same colors.

• All rocks are made of layers.

How does erosion change soil and rocks?

• Erosion breaks soil and rocks into smaller pieces

• Erosion carries soil and rocks from one place to another

• Erosion keeps soil and rocks clean.

Tags

NGSS.4-ESS2-1

A geologist was trying to classify a rock based on its characteristics. The geologist began to scratch the rock using other minerals and his fingernail. Which statement is true?

• Scratching a mineral helps determine its color.

• Scratching a mineral helps determine its luster.

• Scratching a mineral helps determine its hardness.

• Scratching a mineral helps determine its texture.

What is the softest mineral on the Mohs Scale?

• Talc

• Apatite

• Feldspar

• Corundum