Physical Science Midterm Preparation
10 Questions
| Total Attempts: 46
Physical Science Midterm Practice for Test on 1/15/10
Questions and Answers
- 1.What would speed up the dissolving of a solid solute in water?
- 2.Dot diagrams (Lewis Dot) are used to represent what?
- 3.Horizontal rows in the Periodic Table are known as what?
- 4.A particle that moves around the nucleus is called a what?
- 5.If an atom has 26 protons, 26 electrons, and 30 neutrons, what will its mass number total?
- 6.Why is hydrogen grouped with the alkali metals?
- 7.What is a family of elements that has two electrons in its outer level?
- 8.Why can metals be used as wire?
- 9.Which family of elements contains the most reactive metals?
- 10.What tells you how many electrons an atom must lose, gain, or share to be stable?
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Sample QuestionSquirrel monkey is a type of __________?
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Sample QuestionHow did the dinosaurs die out?
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