Science TEKS K.7A Rocks

What are the three Types of Rocks?

• lava, metamorphic, and sedimentary

• igneous, sedimentary, and mineral

• metamorphic, lava, and igneous

• igneous, sedimentary, and metamorphic

How do Sedimentary rocks form?

• Through the processes of heat and pressure

• Through weathering and erosion ending with compaction and cementation

• through the processes of melting and cooling

Tags

NGSS.MS-ESS2-1

What type of rock is formed from rocks that have melted (magma) and then cooled?

• Sedimentary rocks

• Metamorphic rocks

• Igneous Rocks

Tags

NGSS.MS-ESS2-1

Hardness, Color, and Luster are examples of a mineral's ___________.

• price

• weight

• property

• name

What type of rock is shown in this photo?

• Igneous

• Metamorphic

• Sedimentary

A geologist is a scientist who studies_______.

• plants and animals
• fossils
• rocks and minerals
• ocean animals

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

According to its number on Moh's Hardness Scale, which one of these rocks is the softest?

• Quartz (7)

• Mica (2)

• Feldspar (6)

• Talc (1)

What was the purpose of the scratch test on a mineral?

• to find if the rock contained calcite

• to find the hardness of the mineral

• to find the color

What properties are the most reliable for identifying minerals?

• Luster and Streak

• Color and Size

• Shape and Hardness

• Steak and Hardness

A rock is...

• Made of 2 or more minerals

• Something found in nature

• All of the above

Tags

NGSS.MS-ESS2-1