Answer:
Power = Energy/time
Energy = Power xtime.
Time= 20hrs
Power = 100Watt =0.1Kw
Energy = 0.1 x 20 = 2Kwhr.
This Answer is in Kilowatt-hour ...
If the one given to you is in Joules
You'd have to Change your time to seconds
Then Multiply it by the power of 100Watts.
A sound wave is a longitudinal wave
Answer:
0.125m/s^2
Explanation:
20-10=10
10 divided by 80=0.125m/s^2
Answer:
the bell has potential energy equal to,
18 x 9.8 x 45 = 7938 joules
Answer:
Densest: water vapor
Least Densest: solid
Explanation:
There are three phases of water, gas: water vapor, liquid: water, solid: ice. If you think about it you should know that ice floats when placed on water, this means that water vapor is the least dense form and water is the densest.
Sorry about my mistake earlier