True or False?
Any rock can change into an igneous rock.
TRUE
Which type of rock forms when other rocks melt, cool, and harden?
Igneous Rocks
Which type of rock forms when other rocks break into small pieces that get compacted and cemented together?
Sedimentary Rocks
Which cloud brings thunderstorms and heavy rain?
Nimbus
Which type of igneous rock forms when lava with water vapor in it cools, leaving air bubbles in the rock?
Pumice
Tiny pieces that break off of rocks are called __.
A. Sediment
B. Magma
C. Erosion
A. Sediment
Weathering is caused by _____.
A. moving water
B. plant and animal activity
C. both A and B are correct
C. both A and B are correct
Which type of rock forms when heat and pressure change a rock's appearance?
Metamorphic Rocks
Which clouds are low, gray, and cover the sky like a blanket?
Stratus
Which clouds are high, thin, and wispy, looking like hair?
Cirrus
What acts as glue to cement sediment together into a rock?
A. smaller pieces of sediment
B. melted rock
C. minerals dissolved in water.
C. minerals dissolved in water.
Which type of rocks would you most likely find near a volcano?
Igneous Rocks
This type of igneous rock forms when lava cools quickly at Earth's surface.
Obsidian
Which cloud looks like fluffy white cotton balls and means fair weather?
Cumulus
Which type of metamorphic rock forms when heat and pressure change the crystal shapes in granite?
Gneiss
What is the difference between magma and lava?
A. magma is underground and lava is on Earth's surface
B. magma is melted rock and lava is solid rock
C. magma is hot and lava is cold.
A. magma is underground and lava is on Earth's surface
When Metamorphic rocks form, the heat is not enough to ____.
A. change the rock's appearance
B. change the rock's crystal shapes
C. melt the rock
C. melt the rock
This type of metamorphic rock forms when limestone is exposed to heat and pressure.
Marble
What is a cloud on the ground called?
Fog

Stratus Cloud
What are rocks?
A. living organisms
B. collections of minerals stuck together
C. a type of habit
B. collections of minerals stuck together
Rocks constantly change between the 3 types of rock in a process called _____.
The Rock Cycle
This type of sedimentary rock forms when the shells of sea creatures are cemented together.
Limestone
What are clouds made of?
Water droplets and ice crystals
Nimbus Cloud