Chemistry
Chemical Bonds
This lesson introduces bonding and explains the three ways in which atoms can become stable. The rest of the lesson examines different types of bonds in more detail. The following video will provide a review on Chemical Bonds. Introduction to Bonding Chemical elements found in the periodic table have different levels of reactivity. The number …
Properties of Matter
This lesson introduces the properties of matter, which are fundamental to the understanding of chemistry. The following video will provide a review on States of Matter & Properties of Matter. Matter and Its Properties Aluminum, clothing, water, air, and glass are all different kinds of matter. Matter is anything that takes up space and has …
States of Matter
This lesson explains the differences between solids, liquids, gases, and plasmas. It also describes how a sample can change from one state of matter to another. The following video will provide a review on the States of Matter. States of Matter On Earth, substances are found in four states of matter: solid, liquid, gas, and …
An Introduction to Chemistry
Matter is anything that takes up space and has mass. Chemistry is the study of matter, its properties, and properties of the substances that matter creates. At this point, we understand that cells are the basic subunits of all living things. But instead of analyzing cells on a grander scheme as in anatomy and physiology, …