Grace's chart shows the answers to a guessing game about a certain rock.

Which of the following does Grace's chart describe?

• Cast fossil

• Metamorphic rock

• Igneous rock

• Sedimentary rock

Which of the following properties best describes the ability of a mineral to resist scratching?

• Hardness

• Flexibility

• color

• weight

All rocks are made up of one or more __________________________.

• metals

• rocks

• minerals

• animals

________________________ rock is formed from cooled, hardened magma.

• Igneous

• Metamorphic

• Magma

• Sedimentary

George found this rock.

He believes it is a rock made up of pieces of other rocks and things like sand, fossils, and seashells that have piled up and stuck together. Based on what you know about the three rock types, how would you classify this type of rock?

• Sedimentary

• igneous

• metamorphic

• diamond

Tags

NGSS.MS-ESS2-3

A student sorted mineral samples into two groups: dull and shiny. Which of the following properties did the student use to sort the mineral samples into groups?

• luster

• streak

• cleavage

• color

Heat and pressure changes rocks. Rocks that have changed from one form to another can be classified as _____________.

• igneous rock

• sedimentary rock

• metamorphic rock

You collect a pile of rocks from the playground, and you classify them based on how rough or smooth they feel. You are classifying the rocks based on their ______________________.

• location

• friends

• properties

• minerals

Tags

NGSS.5-PS1-3

Use the information in the table to answer the following question.

Sedimentary rocks have small pieces of other rocks in layers that you can see. Based on the information in the rock sample table, which is a sedimentary rock?

• granite

• limestone

• pumice

• obsidian

Tags

NGSS.MS-ESS1-4

Since many minerals have the same ______ , it cannot be the only property used to identify a mineral.

• mass

• color

• magnetism

• hardness