Solar System
Water Cycle/Weather
Light/Lenses
Weather instruments
Forces/motion
100
Name the Planets order from the Sun:
What is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
100
The temperature at which liquid turns to solid.
What is 0 degrees Celsius or 32 degrees F.
100
Light bouncing from a surface
What is reflection
100
An instrument that measures wind speed
What is an anemometer
100
This is a change of position
What is motion
200
What color is the hottest star?
What is the color blue
200
This is what happens when rising water vapors condense, or cool.
What forms clouds
200
Light bending as it moves between matter
What is refraction
200
An instrument that measures temperature
What is a thermometer
200

A bowling ball rolling down and striking the unmoving pins causing them to fall down is an example of this. 

What is an unbalanced force

300
A group of stars that make an imaginary picture.
What is a constellation
300
This can be described as dry and cold near the north/south poles, and warm and humid closer to the equator.
What is an air mass
300
A lens that causes light waves to bend inward and makes objects appear smaller. The lens is wide in the middle, narrow at the ends.
What is a convex lens
300
An instrument that measures air pressure
What is a barometer
300

The earth orbiting the sun and a plant in a window are an example of this.

What is a balanced force. 

400
This causes the sun to appear to move during the day, and the starts to appear to move at night.
What is the Earth's movement
400
Forms where two air masses meet; can either be warm or cold.
What is a front
400
This lens causes light waves to bend outward (spread apart) and make objects look bigger.
What is a concave lens
400
An instrument that measures the amount of water vapor in the air
What is a hygrometer
400

A 50 lbs weight and a piece of paper will hit the ground at the same time if it was not for this acting on the items. 

What is air resistance? 

500
This is what causes the moon to appear to change shape, become full, or go in to "new moon phase".
What is the moon revolving around the Earth, and the Earth revolving around the Sun.
500
A person who studies weather.
What is a meteorologist
500
This allows you to see all colors by separating them.
What is a prism
500
An instrument that measures wind direction
What is a weather vane
500

A force that slows down or stops motion between objects that are touching.

What is friction