Question 9(Multiple Choice Worth 2 points)
Which statement best answers the question, "Why is copper a good conductor of electricity?"
Copper atoms have a loosely held electron in their outer shell that is able to move freely to other atoms.
Copper atoms are tightly bound and are able to work with other copper atoms to exchange electrical charges.
Copper has an equal number of protons and electrons making the flow of current possible.
Copper's outer shell electrons are not balanced and must join with other copper atoms in order to be stable.
Answers: 1
Biology, 22.06.2019 01:20
Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.
Answers: 1
Biology, 22.06.2019 04:40
Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes
Answers: 1
Biology, 22.06.2019 05:30
Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !
Answers: 1
Biology, 22.06.2019 10:30
If there are 350 trout found in 200 square feet of a pond measuring 1000 square feet what is the estimated trout population of the pond? a. 1350 b. 1550 c. 1750 d. 2000
Answers: 3
Question 9(Multiple Choice Worth 2 points)
Which statement best answers the question, "Why is coppe...
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