SLO REVIEW PHYSICAL SCIENCE

Series vs Parallel Circuits

Symbols

Series Circuit

Parallel Circuit

Question The half life of carbon-14 is 5700 years. After about 17, 100 years, how much is left?

1/8 of the original sample Answer 1/8 of the original sample

What is the formula for velocity? Question What is the formula for velocity?

Answer Distance/Time (with a direction)

What type of bond holds atoms together in a molecule? Question What type of bond holds atoms together in a molecule?

Answer Chemical Bonds

Question Why are elements in a group/family?

Answer Valence Electrons

Question What particles are in the nucleus?

Question What is Ionization?

Gaining or losing electrons Answer Gaining or losing electrons Positive or negative charge

What is the number of neutrons for Magnesium? Question What is the number of neutrons for Magnesium?

Mass – number = neutron number Answer Mass – number = neutron number 12

What is the atomic number of Iodine? Question What is the atomic number of Iodine?

Answer 53

What is the number of protons in an atom of sulfur? Question What is the number of protons in an atom of sulfur?

Answer 16 It’s the atomic number!

Question Why would atoms join?

The outer energy level is complete with electrons Answer The outer energy level is complete with electrons

Question Sodium has one electron in it’s outer shell, Chlorine has 7. How will these elements bond?

Transfer Electron from Sodium to Chlorine through an ionic bond. Answer Transfer Electron from Sodium to Chlorine through an ionic bond.

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