A 66.5-kg person throws a 0.0475-kg snowball forward with a ground speed of 31.5 m/s. A second person, with a mass of 59.5 kg, catches the snowball. Both people are on skates. The first person is initially moving forward with a speed of 3.05 m/s, and the second person is initially at rest. What are the velocities of the two people after the snowball is exchanged
Answers: 2
Physics, 22.06.2019 13:30
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
Physics, 23.06.2019 00:30
Diego kicks a soccer ball from the end line. his fellow students time and mark the soccer ball as it moves down the field. the graph represents the ball's progress. based on the graph, during what time is the velocity constant and positive?
Answers: 1
Physics, 23.06.2019 00:30
What is the largest meteoroid that has collided with this planet
Answers: 1
Physics, 23.06.2019 01:30
The electric field inside a cell membrane is 8.0mn/c. what's the force on a singly charged ion in this field?
Answers: 1
A 66.5-kg person throws a 0.0475-kg snowball forward with a ground speed of 31.5 m/s. A second perso...
Mathematics, 14.07.2019 05:00
History, 14.07.2019 05:00
History, 14.07.2019 05:00
Chemistry, 14.07.2019 05:00
Chemistry, 14.07.2019 05:00
Biology, 14.07.2019 05:00
Biology, 14.07.2019 05:00
History, 14.07.2019 05:00
English, 14.07.2019 05:00
Mathematics, 14.07.2019 05:00
Biology, 14.07.2019 05:00
Social Studies, 14.07.2019 05:00
Mathematics, 14.07.2019 05:00