In Sedimentary rocks, the sediments in them are arranged in _________.
Layers
100
These are rocks that can become metamorphic rocks.
What are sedimentary, igneous, and most metamorphic rocks?
100
The three categories all rocks can be put into.
What are igneous, sedimentary, and metamorphic?
100
Which of the following are characteristics to define a mineral?
A. Luster B. Color
C. Hardness D. All of the above
D. All of the above
200
Igneous rocks are formed by
cooling and hardening of molten rock.
200
Where would you most likely find a sedimentary rock?
A. Beach B. Mountain
C. Desert D. Forest
A. Beach
200
These two things are required for a metamorphic rock to form.
What are heat and pressure?
200
A rock that was sediment, then went under pressure, then was melted down and crystalized or cooled inside a volcano is this type of rock.
What is a igneous rock?
200
Baby powder is made of what mineral?
Talc
300
Where would you most likely find a igneous rock?
A. Beach B. Mountain
C. Desert D. Forest
B. Mountain
300
Through the process of weathering and erosion, rocks are broken down and carried away down a river. After layers of pebbles settle, what type of sedimentary rock will form?
A. Sandstone B. Marble
C. Obsidian D. Conglomerate
D. Conglomerate
300
Metamorphic rocks have layers that are _____ & ______.
squashed and curvy
300
Rocks are made of ___________.
Minerals
300
What mineral is the hardest?
diamond
400
A fourth grade class observes rocks. One sample glassy, shiny, all black and smooth. Which type of rock is it most likely to be?
Igneous rock (obsidian).
400
All SEDIMENTARY ROCKS are formed by _________ & ________.
weathering and erosion (then pressure).
400
A piece of limestone is compressed (squeezed and flattened by pressure) under the earth’s surface for millions of years. What metamorphic rock is created in the rock cycle?
A. Sandstone B. Sand
C. Marble D. Gneiss
C. Marble
400
New rocks are formed by changes made in a process called the__________.
the rock cycle.
400
Which mineral is the hardest?
A. Talc B. Calcite
C. Quartz D. Diamond
D. Diamond
500
18. A fourth grade class observes rocks. One sample has layers of compressed (squashed), layered crystals. Which type of rock is it most likely to be?
A. Sedimentary rock B. Igneous rock
C. Metamorphic rock D. A mineral
C. Metamorphic rock
500
17. A fourth grade class observes rocks. One sample is found in layers and feels rough and grainy. Which type of rock is it most likely to be?
A. Sedimentary rock B. Igneous rock
C. Metamorphic rock D. A mineral
A. Sedimentary rock
500
All metamorphic rocks are formed by________ & ________.
heat and pressure.
500
A student finds a sample of a solid material that is gray, shiny, and made of all the same material. What category does this sample best fit?
A. Sedimentary rock B. Igneous rock
C. Metamorphic rock D. A mineral
D. A mineral
500
Which of the following is NOT a characteristic of a mineral?
A. Layered B. Crystal Formations
C. Made of one Color D. Made of one element