Chemistry, 05.07.2019 04:00 angieboyd1pe3jme
Why does the author compare light to a duck-billed platypus
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Chemistry, 22.06.2019 22:30
What must be in balance for temperatures to remain constant?
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Chemistry, 23.06.2019 10:30
How is it possible for someone to put an ear to a wall and hear someone in the next room? a.sound waves can travel though solids. b.the waves travel from room to room via air. c.there must be some air in the wall so the sound can travel through it. d.sound waves change to electromagnetic waves and then back again.
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Chemistry, 23.06.2019 11:20
Sandy is building a small toy car. he wants to use a balloon to power the toy car. he fills a balloon with air and then attaches a straw to the balloon. he tapes the balloon-straw combination to the car and then releases the end of the balloon. the toy moves forward as the air from the balloon comes out the back of the straw. what can sandy do to make the toy car move faster? a) use less air in the balloon. b) blow up the balloon more. c) use a longer straw. d) use larger tires.
Answers: 2
Chemistry, 23.06.2019 19:40
How many atoms of each element are in the chemical formula p205
Answers: 1
Why does the author compare light to a duck-billed platypus...
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