A65kg person throw a 0.045kg snowball forward with a ground speed of 30m/s. a second person, with a mass of 60kg, catches the snowball. both people on the skate. the first person is initially moving forward with speed of 2.5m/s, and the second person is initially at rest. what are the volocities of the two people after the snowball is exchanged? disregard friction between the skates and the ice
Answers: 3
Physics, 21.06.2019 21:30, queenkimm26
Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?
Answers: 1
Physics, 22.06.2019 07:00, Angelanova69134
Photoelectrons with a maximum speed of 6.50 x 107 m/s are ejected from a surface in the presence of light with a frequency of 6.75 x 1014hz. if the mass of an electron is 9.10 x 10-31 kg, calculate in joules the maximum kinetic energy of a single electron. 3.84 x 10-15 j 1.92 x 10-15 j 5.92 x 10-23 j 3.07 x 10-16 j
Answers: 1
Physics, 22.06.2019 08:30, herchellann302
A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.
Answers: 3
A65kg person throw a 0.045kg snowball forward with a ground speed of 30m/s. a second person, with a...
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