Whether they’re oil or biofuels, our sources of power often come from the ground. In this experiment, you’ll test out more goodies from the ground. Is horse manure a good energy source? If so, how doe ...
One of the hallmarks of autumn, besides leaves falling and children returning to school, is frost. Frost is the fine layer of water crystals that forms from water vapor in the air. In August, you migh ...
If you wake early in the morning, you may notice that the ground is wet with dew. This dew doesn’t come from rain, but seems to magically appear on surfaces. During the night, the temperature of the a ...
Energy is all about action! Thermal energy is transferred in many ways. The thermal energy of a substance can be determined by adding up all the kinetic and potential energy of its molecules. Convecti ...
Solar radiation warms both land surfaces and water on our planet. Land surfaces absorb much more solar radiation than water. This is due to the fact that most land surfaces are darker than water which ...
If you live in a region where it snows frequently, you probably have heard adults claim that it is too cold to snow. This claim may seem to be based upon an old wives' tale. In this experiment, you wi ...
In this project, we will try to understand the definition of ‘biodegradeable’ and explore this in a real-life setting and compare an item specifically labeled biodegradeable to two commonly used items ...
Since the beginning of the Industrial Age, air pollution has been a . Cars and factories add to our quality of life, yet take away from our quality of air. In this investigation, local air quality is ...
This project models a real world scenario and ecological issue: eutrophication, which results in bodies of water that are depleted of oxygen and are in a sense “dead”. The goal of the project is that ...