Match the terms to their descriptions.
proton - neutron - electron - electron cloud - valence electron - valence shell - isotopes

1) region outside the nucleus divided into energy levels
2) located in the outermost energy level, determines how element will react chemically with other elements.
3) outermost energy level
4) atoms that have the same number of protons but different numbers of neutrons
5) located in the nucleus, neutral or no charge
6) located outside the nucleus, charge
7) located in the nucleus, positive(+) charger

Imagine you work as a consultant, and your daily job involves listening to the constructive criticism of others. as part of your job, you must listen to opposing viewpoints to make important decisions. in this activity, you are a consulting dam engineer. you must make a decision about four different dams; should they be repaired, taken down, or left alone? you will listen to contrasting opinions about what should be done with the dams before you make the final decision. as the consulting dam engineer, what do you decide to do with this dam? explain your reasoning. by making your decision, did you support the opinions of the mayor and/or the dam safety official? why or why not? (site 1)

Which safety measures should you follow during a thunderstorm? check all that apply. (a) avoid touching anything that conducts electricity. (b) avoid touching a person who has been struck by lightning. (c) go outside. (d) keep your computer turned off. (e) stay out of water. (f) stay inside.

Determine the maximum r-value of the polar equation r =3+3 cos 0