Distinguish between a physical property and a chemical property, and give an example of each.

Write a brief paragraph that shows that you understand the following terms and the relationships between them: atom, molecule, compound, and element.

Describe the motions of particles in the three common states of matter.

Is photosynthesis, in which light energy is captured by plants to make sugar from carbon dioxide and water, a physical change or a chemical change? Explain your answer.

What contribution did Moseley make to the development of the modern periodic table?

How are atoms and molecules related?

Make a poster showing the types of product warning labels that are found on products in your home.

What SI unit would best be used to express the height of your classroom ceiling?

How is a chemical change different from a physical change?

Use the following terms to create a concept map: volume, density, matter, physical property, and mass.

Define density, and explain why it is considered a physical property rather than a chemical property of matter.

Your teacher will provide you with a sample of a metallic element. Determine its density. Check references that list the density of metals to identify the sample that you analyzed.

A student leaves an uncapped watercolor marker on an open notebook. Later, the student discovers the leaking marker has produced a rainbow of colors on the top page. a. Is this an example of a physical change or a chemical change? Explain your answer. b. Should the ink be classified as an element, a compound, or a mixture? Explain your answer.

How does an element differ from a compound?