Soil #1
What layer is (Subsoil) at?
3rd / B Horizon!
What is the last layer of soil/rock?
Bedrock!
What are the building blocks or rocks?
Minerals
Which of the following is true about rocks? A. All rocks are smooth and small. B. Rocks can be different sizes and shapes. C. All rocks are always large and gray.
B. Rocks can be different sizes and shapes.
What is Mohs Scale used for?
What is Mohs Scale is used to determine a minerals hardness.
Humus and Clay are two kinds of soil. What is the third type we have learned about? A. dirt B. sand C. grass
B. sand
Which type of soil is the best type to grow plants in?
Humus
What is the color of the powder left behind by minerals called?
Streak
List two ways people use rocks.
To build things, for jewelry, make fire, to make sidewalks, as a barrier
Igneous Rock has two ways in which the rock forms. Identify and explain each of the types.
Intrusive & extrusive rock. Intrusive forms and cools below Earth's surface while extrusive rock forms and cools quickly on Earth's surface.
This type of soil is red and found in Georgia. Many years ago, people would use it to make dishes and other things they needed. What is it called?
Clay
What can be found in humus? A. decaying leaves, and animals, rocks, water, and air B. dirty rocks, clay, and sand C. red clay and tan sugar sand
A. Decaying leaves, and animals, rocks, water, and air
What is the name of the property that refers to a mineral's ability to scratch another mineral?
Hardness
What is lava? A. Melted glass B. melted sand C. melted rock
C. Melted rock
Soil is a mixture made up of four main ingredients. Choose the correct list of ingredients. A. tiny pieces of rock, humus, air and sand B. humus, or dead plant material, clay, water, and salts. C. tiny pieces of rock, air, water, and humus or dead plant material D. air, water, tiny pieces of rock, and manure.
C. tiny pieces of rock, air, water, and humus or dead plant material
Soil is made of three things. What are they?
Dead plants, dead animals, and crushed up rocks?
I am non-living and natural. I can be found all over and I provide a place for things to grow. Seeds, worms, and other things can be found in me. What am I?
Soil
What is cleavage?
The way a mineral splits
______ can change the shape of the rock by wearing the rock down with sand. A. wind B. sun C. water
A. wind
Granite, a type of igneous rock is formed under the Earth's surface and has large crystals. Is granite intrusive or extrusive igneous rock?
A intrusive igneous rock.
This type of soil is very grainy and is found near water. Sometimes you might play with it on the beach.
Sand
Which type of soil is the BEST for farmers to use? Why?
Humus soil because it holds the right amount of water for growing plants and food.
Name two things in your school building that come from minerals.
Chalk (chalkboards), graphite (pencils), coal (heat for the school), asphalt (make from sand & gravel), halite (salt in your lunches)... answers may vary
Which tool would you use to observe rocks? A. clear tube B. hand lens C. metric rulers
A. hand lens
Explain the difference between a minerals luster and color.
Luster describes how a mineral appears to reflect light, how it shines or whether it is dull. The mineral's color is what color the mineral appears while looking at it.