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how much enery is necessary

What happens to coffee as the heat enery escapes from a polystyrene cup
1. 2 answers
2. asked by kerr
3. 409 views
A mass of 10kg moves with a velocity of 4m/s. What is its kinetic enery
1. 8 answers
2. asked by Onadokun seun
3. 4,919 views
how much enery is necessary to heat 1.0kg of water from room temperature to the boiling point?
1. 1 answer
2. asked by Dee
3. 540 views
Approximately 4 x 10^9 kg of matter is converted into enery in the sun per second. Express the power output of the sun in watts.
1. 2 answers
2. asked by Aly
3. 886 views
find the electrical enery expended by electric lamp labeled 100w in 8 seconds
1. 1 answer
2. asked by nicholas
3. 644 views
i have to build a enery effiecient vehicle for class and do a opapp paper and i need help im so confused.... any ideas?
1. 0 answers
2. asked by bobbi..HELP IM SO CONFUSED
3. 439 views
Calculating the enery in joules required to heat a 256 grames of water at -107 degrees to 333 degrees
1. 1 answer
2. asked by Robyn
3. 446 views
how did the amount of energy gained compare to the amount of enery lost as heat at the second through fourth trophic levels?
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2. asked by kenya
3. 465 views
Intense physical activity that requires little oxygen but uses short bursts of enery is what?anarobic Ken's answer is correct,
1. 1 answer
2. asked by Ruth
3. 470 views
Match the following properties to the appropriate element listedElements a) fluorine b) chlorine c) Bromine d) iodine Properties
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2. asked by Anonymous
3. 670 views