Soils
What is another word for soil?
Dirt
What is the type of weathering that starts with a P?
Physical Weathering
What is deposition?
Settling of sediments.
What did the vinegar represent in our experiments?
Acid Rain.
Are soils that same all over the world?
No
What is the definition of soil?
The diggable material that covers Planet Earth.
What is the type of weathering that starts with a C?
Chemical Weathering
What is erosion?
Taking away of weathered rock.
What did the tumbling of rocks represent in our experiments?
physical weathering
Other than the rocks just getting smaller, what else does the tumbling of rocks do to the rocks?
Makes them smoother and rounder.
What is humus?
Plants and animals that were once living and now provide nutrients to the soil.
What is an example of physical weathering?
-tumbling
-rocks falling from a cliff
Water flowing in creeks (blank) broken rocks downstream.
What word should be in the "blank" spot?
transports
What are glaciers?
Frozen Rivers.
What happens to the crack of a rock if a tree starts growing in the rock?
It gets bigger.
What is soil mostly made up of?
Rocks (of several sizes), water, and air.
What is an example of chemical weathering?
-acid rain
-salt water
What type of rock is the first to settle at the bottom of a large body or water?
large rocks
pebble, silt, sand, gravel, clay
clay, silt, sand, gravel, pebble
Salt water can (blank) with minerals in rock to make new minerals.
What word belongs in the "blank?"
react
Rocks, air, and water are earth (blank).
What word belongings in the "blank?"
The acid causes the (blank) in limestone and sandstone to make hole.
What words belongs in the "blank?"
calcite
How are sand dunes made?
What is it called when tocks rub, grind, and bang against each other? (NOT tumbling)
Abrasion
What were the four rocks we used in our acid rain experiment?
limestone, sandstone, marble, granite