Earth Science	Summary
Air Pollution.pdf	Produce a comprehensive profile of your air quality through a series of environmental tests.
An Environmental Profile.pdf	Test the hypothesis that environmental quality will vary between different neighborhoods in your town or city.
Centripetal Force.pdf	Predict and observe the movement of Ping-Pong™ balls when acted upon by centripeta
Circumferentor.pdf	Construct a circumferentor to determine the angular diameter of objects at a distance.
Cloud Chamber.pdf	Observe the process of cloud formation using dry ice and common household materials.
How Acid Is Soil.pdf	Learn how to measure soil pH. Measure the changes in the pH content after adding lime and sulfur to the soil.
Making a Solar Collector.pdf	Explore the potential of the sun's energy by building a solar collector.
Plants and SO2.pdf	Explore the potential of the sun's energy by building a solar collector.
Plants Lose Water.pdf	Determine from which surface of a leaf the most water evaporates.
Rocket Stabilizers.pdf	Design a stabilizer mechanism for a balloon using common household materials.
Tornado Model.pdf	Construct a model to demonstrate the creation of funnel-like clouds characteristic of tornadoes using common household materials.
Using Triangulation.pdf	Determine the distance and create a scale drawing of an object using simple measuring techniques.
Water Fit to Drink.pdf	Investigate methods of making dirty water suitable for drinking.
Wave Power.pdf	Construct a model to learn how waves can be used to produce electricity.
Weather Station.pdf	As a weather forecaster, observe and predict changes in the weather by analyzing humidity, wind direction, rainfall, and cloud cover.
Wet Air.pdf	Construct a hygrometer to measure the percentage of water vapor in the air.
Wind Station.pdf	Construct a wind vane and use it to record wind directions over a week.