Urgent
which one is the answer?
...
Answers: 3
Physics, 22.06.2019 12:30
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
Answers: 3
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
Physics, 22.06.2019 17:00
(a) if the pressure in gas is doubled while its volume is held constant, by what factor do (i) vrms and (ii) change? (b) is it possible to boil water at room temperature (20oc) without heating it? explain.
Answers: 3
Physics, 22.06.2019 17:40
Which component of the earth’s atmosphere is decreased due to photosynthesis?
Answers: 1
Mathematics, 17.12.2020 20:10
History, 17.12.2020 20:10
Mathematics, 17.12.2020 20:10
English, 17.12.2020 20:10
Mathematics, 17.12.2020 20:10
Biology, 17.12.2020 20:10
Mathematics, 17.12.2020 20:10
Business, 17.12.2020 20:10
Biology, 17.12.2020 20:10
Mathematics, 17.12.2020 20:10
Mathematics, 17.12.2020 20:10
Health, 17.12.2020 20:10
History, 17.12.2020 20:10