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A student put room-temperature water into a bottle. She pushed a
stopper and tube into the bottle until the water came halfway up the tube.
The student turned the bottle system sideways and put a cold wrap
around the bottle for 2minutes. She then put a hot wrap around the bottle.
The water levels are shown in the illustration below. What caused the
water level in the tube to change? *
Answers: 2
Physics, 22.06.2019 08:50, schoolwannapass
You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?
Answers: 2
Physics, 22.06.2019 16:20, brittanysanders
What is the mass of the water that is being heated? it requires 2,500 joules to raise a certain amount of water (c = 4.186 jig c) from 20.0°c to 60.0°c. o 159 o 40 g o 63 g o 80 g
Answers: 2
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A student put room-temperature water into a bottle. She pushed a
sto...
3
A student put room-temperature water into a bottle. She pushed a
sto...
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