Physics, 16.04.2020 16:04, jetblackcap
The illustration below shows a ball on a rope. The mass of the ball is 0.4 kg. Assume that the mass of the rope is negligible. Assume that the friction is negligible. What is the maximum speed of the ball as it swings back and forth?
A)0.14 m/s
B)21 m/s
C)7.0 m/s
D)49 m/s
Answers: 1
Physics, 21.06.2019 19:30, melinasilerox9mjh
Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
Answers: 1
Physics, 22.06.2019 02:40, esheagustafson
What happens when chlorine reacts with bromine? a. electrons move from the chlorine atoms to the bromine atoms. b. electrons move from the bromine atoms to the chlorine atoms. c. electrons are shared between the chlorine atoms and the bromine atoms. d. electrons become delocalized among the atoms.
Answers: 2
Physics, 22.06.2019 12:50, stephanie37766
Which changes would result in a decrease in the gravitational force btween two objects? check all that apply
Answers: 1
Physics, 22.06.2019 17:50, manou76
Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
The illustration below shows a ball on a rope. The mass of the ball is 0.4 kg. Assume that the mass...
History, 14.02.2020 22:20
Mathematics, 14.02.2020 22:20
History, 14.02.2020 22:20
English, 14.02.2020 22:20
Social Studies, 14.02.2020 22:21