Gardeners appreciate the value of compost. Called “gardener’s gold,” it adds valuable nutrients to the soil. Many gardeners make their own compost, but others often fail because they put their food sc ...
Show how landfills generate various gases, particularly methane, that can be used to generate energy. Simultaneously, demonstrate how potentially toxic and otherwise dangerous gases form and move in l ...
Coal is a fossil fuel that is formed from organic . Millions of years ago vegetation that died and piled up in layers slowly, over time formed into peat. After many more years the pressure of sediment ...
You've heard all about oil spills, but can they really be that bad? After all, olive oil is delicious with Italian food and vegetable oil is in almost every yummy baking good from cookies to brownies. ...
Gold is a precious metal, listed on the periodic table of elements.It is the softest of all metals.In natural samples it is often found mixed with other metals, such as silver. In this project, we stu ...
Formulate and test a hypothesis about the relationship of infrared and air temperatures throughout the day.It is an educational content by education.com.By clicking on the title of this resource, you ...
The pressure of the air around us changes constantly. These changes are associated with changes in the weather. When the air pressure is high (also called a high), the weather is mostly likely to be f ...
Bouncing baby bubbles! In this experiment, create strong bubbles and see how long these airy visitors will stick around.What factors help extend bubble life span?It is an educational content by educat ...