1. Rock sediments that travel down a mountain, sand being blown across the beach, and mud sliding down a hill are all examples of

• pressing and cementing

• erosion

• part of the rock cycle

• fossil formation

The remains of living things that died long ago are often found in what type of rock?

• igneous rocks

• sedimentary rock

• metamorphic rock

• all rocks

The cooled and hardened magma from volcanoes form what rocks?

• igneous

• sedimentary

• metamorphic

• fossils

What property of rock is being observed when looking for whether it is shiny?

• luster

• hardness

• streak

• color

What property of rock is being observed when looking for what color is left after scratching it on a ceramic plate?

• hardness
• color
• cleavage
• streak

The property of hardness is being observed when Calcite has a hardness of 3.5 and Shale has a hardness of 6.2. According to the Moh's Scales of Hardness, which rock can scratch a rock that has a hardness of 5.4?

• Calcite

• Shale

• neither rock

• both rocks

What property of rock is being observed when looking at its hue or shade?

• streak

• hardness

• color

• luster

The thickest layer of Earth is the ___ where it is so hot that the rock there is soft.

• inner core

• crust

• outer core

• mantle

Hot, molten rock inside the earth is called ...

• lava

• magma

• igneous rock

• minerals

Once magma reaches the earth's surface, it is called __________.

• a vent

• minerals

• igneous rocks

• lava