The size of the chosen symbols on a graph may be used to indicate the:

What are scientific models used for? Give an example of each of the following types of models: Idea, Physical, Compute

Dalton was correct in thinking that atoms could not be divided into smaller particles. t f

Which of the models of the atom shows most accurately the spatial arrangement of the parts of an atom, including the location of most of the mass of the atom?

Which of the following molecules or ions is not a Brønsted-Lowry base? A. NH3 B. OH- C. H2O D. HF

Are the following materials atoms, molecules, or both? A. Carbon B. Water C. Carbon dioxide D. Nitrogen

Do we get to see all sides of the moon? Why?

What does applied chemistry have to do with making ice cream?

If you visited a virtual Newton's Cradle website or played with the real device, you might have noticed that after a few swings, the balls slow down. The height they reach gets shorter and shorter until they finally stop moving.

List three new materials chemists have developed that have medical applications

Why are cells important?