Which of the following releases chemical energy?
A. throwing a basketball
B. a skier on top...
Chemistry, 07.06.2021 02:00 monserratmendezca20
Which of the following releases chemical energy?
A. throwing a basketball
B. a skier on top of a muntain
C. playing a song through headphones
D. burning wood
Answers: 2
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How has the scientific community addressed the safety of chemicals? a. chemicals are repeatedly tested, even those that have existed for a long time. b. existing chemicals are tested if they have never been tested before. c. chemicals are tested if they are suspected to have caused a problem. d. only new chemicals are tested.
Answers: 2
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Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.
Answers: 1
Chemistry, 22.06.2019 23:00
What is the most common reason for matter changing its state?
Answers: 1
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