Unit 6 Assessment Review

Which layer in the image contains the asthenosphere and part of the lithosphere?

• 1

• 2

• 3

• 4

Which layer in the image above represents the layer of the Earth composed of liquid metal?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-ESS2-1

A type of rock that forms when lava or magma cools and solidifies is known as

• Igneous Rock
• Metamorphic Rock
• Sedimentary Rock
• Chemical Rock

What is the correct order of Earth's layer starting from the surface?

• Crust, mantle, outer core, inner core
• outer core, inner core, crust, mantle
• crust, outer core, inner core, mantle
• mantle, outer core, inner core, crust

A student made peanut butter bars by pressing a layer of graham cracker crumbs into a baking pan. Next, the student added a layer of a peanut butter mixture and then added a layer of crushed peanuts. Lastly, the student added a layer of chocolate frosting.

The process of making peanut butter bars is most like the formation of what type of rock?

• Igneous

• Metamorphic

• Sedimentary

• Magma

Some students use an apple to represent the Earth. What is the best reason to use an apple for this comparison?

• The skin of the apple is very thin, and the crust of the Earth is very thin.
• The flesh of an apple is made of the same material all the way through, and the interior of the Earth is the same all the way through.
• The seeds of the apple are very light in comparison to the rest of the apple, and the core of the Earth is also made of very light matter.
• The stem of the apple comes from the core and the North Pole comes from the Earth’s core.

A student is building a model of the layers of the Earth. Which material would best represent the crust?

• group of magnetic balls
• styrofoam packing pellets
• bag of shredded paper
• thin layer of plaster

Rocks formed by heat and pressure deep below Earth's surface

• Igneous

• Metamorphic

• Sedimentary

The lithosphere combines what two layers?

• Athenosphere & Crust

• Crust & Upper Mantle

• Mantel & Asthenosphere

Obsidian, a shiny naturally made volcanic glass, is formed when lava rapidly cools without much time for crystallization to occur. Early civilizations used obsidian to make arrowheads, knives, spear heads, and other weapons and tools. Based on the processes of its formation, obsidian is classified as...

• sedimentary rock

• fossilized rock

• metamorphic rock

• igneous rock