What Is Energy?
Energy is the power to act. There are several different forms of energy, and one kind can be changed into another kind. But although it can be changed from one form...
Read MoreEnergy is the power to act. There are several different forms of energy, and one kind can be changed into another kind. But although it can be changed from one form...
Read MoreHow Does Yeast Make Bread Dough Rise? Yeasts are microscopic one celled fungus plants. A whole yeast plant, when viewed under a microscope, looks like a tiny potato....
Read MoreWhen you talk, you are using your voice box, vocal chords, vocal folds, and your diaphragm. Your voice box, vocal chords and vocal folds are in your throat. Your vocal...
Read MoreThe pelican uses its pouch as a dip net to scoop up fish from the water. A pelican’s pouch hangs from the underside of its long beak. When the bird spots a fish...
Read MoreWhy Does a Ball Bounce? No matter if a ball is solid or inflated, it bounces because it is elastic. Take a rubber ball and squeeze it in your hand. When you let it go,...
Read More