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A 10 kg rock is suspended 320 m above the ground. Calculate the potential energy of the rock before it is released. P.E. = 1.6 x 104 J 3.1 x 104 J 3.1 x 107 J 1.0 x 107 J
answered
May 21, 2017
Physics
high-school
4
votes
110k
views
What is the least common multiple of 8 and 14
answered
May 9, 2017
Mathematics
middle-school
7
votes
228k
views
Sam can solve 30 multiplication problems in 2 minutes how many can he solve in 20 minutesl
answered
Dec 8, 2016
Mathematics
middle-school
6
votes
33.5k
views
During World War I, conscientious objectors were used to support which of these? relief efforts in France ammunition production training African American troops protecting U.S. merchant ships
answered
Aug 6, 2016
History
high-school
2
votes
132k
views
Which words in the sentence are the complete adjective clause? The award went to Ms. Morse, whose efforts were responsible for most of our progress. A. whose efforts were responsible for most of our progress
answered
Jan 26, 2016
English
middle-school
1
vote
210k
views
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