Physics, 24.06.2019 22:50 jalonjonrs5991
Arifle with a weight of 35 n fires a 4.5-g bullet with a speed of 240 m/s. (a) find the recoil speed of the rifle in m/s. (b) if a 650-n man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle in m/s.
Answers: 3
Physics, 21.06.2019 19:30, ashleyrover11
Asample of a gaseous substance changes into liquid. this process is called (blank) and it takes place when heat is (blank) a gaseous system
Answers: 2
Physics, 22.06.2019 07:30, bell777
30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
Answers: 1
Physics, 22.06.2019 08:00, nikkiwoodward1ovgszp
What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?
Answers: 1
Arifle with a weight of 35 n fires a 4.5-g bullet with a speed of 240 m/s. (a) find the recoil speed...
Mathematics, 14.01.2020 21:31
History, 14.01.2020 21:31
Mathematics, 14.01.2020 21:31
History, 14.01.2020 21:31
History, 14.01.2020 21:31