Earth Structures Review

The Earth's hottest later; the center layer of Earth.

• Mantle

• Crust

• Core

• Plate

A rigid block of crust and upper mantle.

• Landform

• Fault

• Plate

• Pangea

Molten rock from Earth's mantle.

• Fossils

• Crust

• Plate

• Magma

An opening in Earth's crust through which lava flows.

• Continental Drift

• Landform

• Earthquake

• Volcano

The remains or traces of past life found in Earth's crust.

• Erosion

• Fossils

• Crust

• Magma

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Minerals and rocks are not exactly the same. How are minerals and rocks related to each other?

• Minerals are groups of related rocks.

• Minerals have crystals, but rocks do not.

• Rocks are made up of one or more minerals.

• Rocks contain different chemical compounds than minerals.

Erosion and weathering are different processes that involve some of the same agents, such as wind, water, and ice. How is erosion different from weathering?

• Erosion is slower than weathering.

• Erosion is faster than weathering.

• Erosion breaks rocks and weathering moves rocks.

• Erosion moves rocks and weathering breaks rocks.

Earth has a great variety of surface features that are caused by weathering and erosion. Which of the following describes a change due only to weathering?

• Ocean waves washing sand off the beach

• Rivers carrying soil and rocks through valleys

• Wind blowing sand and pebbles off a sand dune

• Tree roots breaking rocks into smaller pieces of rock

Paolo wanted to identify a mineral. She rubbed a corner of the mineral across a white tile and recorded the color of the mark. What property was she measuring?

• cleavage

• color

• luster

• streak

A type of rock formed from melted rock that cools and hardens

• Sedimentary rock

• Igneous rock

• Metamorphic rock

• Mineral