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A 25-kg child sits at the top of a 4-meter slide. After sliding down, the child is traveling at 5 m/s. How much PE does he start with? How much KE does he end with? How much energy is lost to friction?
asked
Feb 19, 2018
Physics
high-school
1
answer
0
votes
186k
views
I NEED HELP PLEASE OR IM GOING TO GET KICKED OUT OF SCHOOL PLEASE!!!!
asked
Mar 14, 2017
Physics
high-school
1
answer
1
vote
151k
views
The mass of an electron is approximately 9.109X10^-28 Find the mass of 257,000,000 electrons
asked
May 6, 2016
Mathematics
high-school
1
answer
3
votes
71.4k
views
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