Weather
Landforms
Geology
Body Systems
Chemistry
100
The continual process of evaporation, condensation, sublimation and precipitation.
What is the water cycle?
100
A large mass of ice, formed by snow on high ground, that slowly moves down mountain sides or through valleys.
What is a glacier?
100
The thickest layer of the earth.
What is the mantle?
100
System in the human body that is involved in removing wasts from the body.
What is the urinary system?
100
The building blocks of matter.
What are elements?
200
Moisture that collects on cool surfaces.
What is condensation?
200
A place where little or no rain falls year after year.
What is a desert?
200
The movement of materials away from a place.
What is erosion?
200
The transportation system of the body.
What is the circulatory system?
200
The smallest particle of an element.
What is an atom?
300
The usual weather of a region over a long period of time.
What is climate?
300
A large, flat area of land that is higher than the surrounding land.
What is a plateau?
300
The breaking of rock into smaller pieces by forces, due to gravity, ice or plant roots.
What is mechanical weathering?
300
System that carries gases between the outside air and your blood.
What is the respiratory system?
300
The part of an atom with no charge.
What is a neutron?
400
An instrument used to measure air pressure.
What is a barometer?
400
A narrow strip of land connecting two larger landmasses.
What is an isthmus?
400
Three general kinds of rocks.
What are igneous, sedimentary, and metamorphic rocks?
400
The structural system of the body.
What is the skeletal system?
400
Different materials are placed together but do not bond to form compounds.
What is a mixture?
500
A large body of air with generally the same temperature and moisture.
What is an air mass?
500
A body of water that is partly enclosed by land (and is usually smaller than a gulf).
What is a bay?
500
Rocks constantly being formed and destroyed.
What is the rock cycle?
500
Organs that make digestive juices.
What are the stomach, pancreas and liver?
500
The amount of matter in an object.
What is mass?
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