The rock cycle is a _______ process that builds, destroys and changes the rocks in the Earth’s crust:
What is slow?
100
Igneous, Metamorphic, Sedimentary
What is the 3 basic types of rock?
100
The 4 main ingredients in soil are:
What is rock, organic matter, water, air
100
Roger poured water over a pile of sand. Some of the sand washed away. This process is similar to what?
What is erosion?
200
Plant roots, debris, bacteria, and fungi are
What are other components of soil?
200
Where would you expect to find metamorphic rock forming?
What is at a subduction zone or deep in Earth's crust
200
Cooled molten rock (magma) becomes:
What is igneous?
200
Leaching is the removal of nutrients and substances in soil due to:
What is water passing through the soil?
200
What of the following improves the fertility of soil by breaking down once-living matter and aerating soil?
What are decomposers? (worms, bacteria, fungi...)
300
The composition, texture and fertility of soil can also be influenced by:
What is worms, insects, rodents, and other organisms?
300
Compaction and cementation are vital in forming ______ rocks.
What is sedimentary?
300
This type of rock forms at the bottom of the ocean.
What is sedimentary?
300
In which soil horizon (layer of soil) would one expect to find the greatest amount of decayed organic matter?
What is A horizon/ topsoil?
300
Making steps on the sides of hills to help control soil erosion.
What is terracing?
400
The relationship between parent rock and soil composition.
What is weathered parent rock is the largest component of soil.
400
The process responsible for breaking down rocks into smaller and smaller pieces through wind, water, ice, and movement?
What is weathering?
400
Ritchie finds a rock and wants to know what kind it is. This piece of information about the rock will best help her to identify it?
What is the minerals that the rock contains?
400
This type of soil is most fertile.
What is loam?
400
Which of these human activities most relies on high-quality soil?
What is farming?
500
Soil forms as ______ is broken down by weathering.
What is rock?
500
This type of igneous rock cools slowly and therefore forms large crystals.
What is intrusive?
500
When limestone is exposed to enough heat and pressure, it goes through physical changes. These changes can turn limestone into marble. What kind of rock is marble?
What is metamorphic?
500
Humans can prevent erosion by practicing this type of conservation.