Section 2.1 What Are Atoms?
Atoms are the fundamental structural units of matter. Each atom has a central atomic
nucleus, which contains positively charged protons and uncharged neutrons.
Orbiting the atomic nucleus are negatively charged
Section 4.1 What Is the Cell Theory?
Cell theory states that (1) all living things are made of one or more cells, (2) the
smallest organisms are single cells, and cells are the functional units of
1. How do atoms, compounds, and elements differ?
Atoms are the basic structure that make up everything, however to have a compound you
must have a combination of different atoms. Yet in and element you have a combination
of the same atoms.
2. Consider the
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There are more cars passing through the intersection at 8 am, than any other time of
b. The least amount of cars pass through the intersection at 12am.
c. From 12am to 3am there are ver