Module 1
Module 2
Module 3
Module 4
Module 6
100
A decimal system based on the meter and the kilogram
What is the metric system.
100
The moisture content of air.
What is humidity.
100
The mass of air surrounding the planet.
What is the atmosphere.
100
Chemical formula for water
What is H2O
100
Water falling from the atmosphere as rain, snow, sleet or hail.
What is precipitation.
200
1/60th of a minute.
What is a second.
200
Basic building blocks of all matter
What are atoms.
200
Instrument used to measure the atmospheric pressure.
What is barometer.
200
When a substance is dissolved in a liquid.
What is a solution.
200
The sum of all water on a planet.
What is the hydrosphere.
300
The smallest particle (one or more atoms) of a substance.
What is a molecule.
300
The changing of a substance from gas to liquid.
What is condensation.
300
Narrow bands of high speed winds that circle the earth blowing west to east.
What are the jet streams.
300
The effect of cohesion at the surface of a liquid.
What is surface tension.
300
Evaporation of water from plants.
What is transpiration.
400
The amount of matter in a unit.
What is the mass.
400
The number of molecules of a substance in a mixture for every one million molecules.
What is parts per million.
400
Glowing regions of brilliant colors that appear in the night sky.
What are auroras
400
Using electricity to break down a molecule.
What is electrolysis.
400
A dense, icy pack of old snow.
What is firn.
500
The English unit for mass.
What is a slug.
500
The part of an atom with a negative charge that spins around the nucleus.
What is the electron.
500
The region of the atmosphere that extends from ground level to roughly 11 kilometers above sea level.
What is the troposphere.
500
Keeps water molecules close together.
What is hydrogen bonding.
500
Small airborne particles upon which water vapor condenses to form clouds.
What is Cloud Condensation Nuclei
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