Show:
Rocks & Minerals
Soil
Weathering &Erosion
Water Cycle
Earth's Water
100
Formed when lava cools and hardens
What is an igneous rock?
100
This type of soil has decayed parts of once living organisms.
What is humus?
100
Breaking down of rocks
What is weathering?
100
The change and movement of water from a gas to a liquid across Earth's surface.
What is the water cycle?
100
This is the only body of water that contains salt.
What is the ocean?
200
Metamorphic, Sedimentary, Igneous
What are the 3 types of rocks?
200
Topsoil, Subsoil, Bedrock
What are the 3 layers of soil?
200
Carrying away of rocks and soil
What is erosion?
200
When sunlight warms the water it turns into...
What is water vapor?
200
Water that collects on or under the ground...
What is groundwater?
300
Rocks that are formed as small pieces of rock are pressed into layers.
What is sedimentary rock?
300
This type of soil has the smallest grain size, is sticky when wet and forms hard clumps when dry.
What is clay?
300
Two types of erosion
What are wind & water? (other acceptable answers: ice, gravity)
300
As water vapor rises into the atmosphere, it turns into small liquid drops or ice crystals which form....
What are clouds?
300
A narrow body of freshwater smaller than a river...
What is a stream?
400
Formed by heat and pressure
What is metamorphic rock?
400
This section of soil is tightly packs together and has less minerals.
What is subsoil?
400
Many scientists believe that this place was formed over time by weathering and erosion.
What is the Grand Canyon?
400
Rain, sleet, snow, and hail...
What is precipitation?
400
Name 2 freshwater sources.
What are rivers, streams, lakes, groundwater?
500
Obsidian, Scoria, Granite, Basalt, Rhyolite are types of these rocks.
What are igneous rocks?
500
This type of soil is usually found in the bottom of waters.
What is silt?
500
In our Science project, the way the cookie eroded the most....
What is water?
500
The 3 stages of the water cycle...
What are Evaporation, Condensation, and Precipitation?
500
About 97% of the water on Earth is contained here.
What is the ocean?