United States paper money is backed by Gold.
Answer:
Explanation:
When you climb, earth exerts gravitational force on pack in downward direction(pointing towards the center of earth).In order to climb, you need to work against work done by gravity on the pack.Hence work done by you = work done by gravity on pack = Force x displacement = 70 x 30 = 2100 J. So you need to do 2100 joules of work to lift your pack.Power is the rate of work done.Therefore power = work done by you/time(in seconds) = 2100/600 =3.5 watts
The japapanese goverment accused the U.S. of war crimes
Explanation:
Senators must be 30 years of age, U.S. citizens for at least nine years, and residents of the state they represent. The Vice President of the United States serves as President of the Senate and may cast the decisive vote in the event of a tie in the Senate.