Physics, 15.03.2020 05:26 vjacksongonzalez
A yellow ball with a mass of 2 kg is rolling across the floor at 3 mis. A red ball with a mass of 3 kg is rolling across th
same floor at 3 mis. Which ball has greater Kinetic energy, and why?
A) The yellow ball has greater kinetic energy, because it is rolling at a higher position above the ground.
B) The red ball has greater kinetic energy, because it has a greater mass.
C) The yellow ball has greater kinetic energy, because it is rolling at a greater speed
D) The red ball has greater kinetic energy, because it is releasing more thermal energy.
Answers: 2
Another question on Physics
Physics, 21.06.2019 22:30
A1200 kg car traveling north at 10 m/s is rear-ended by a 2000 kg truck traveling at 30 m/s. what is the total momentum before and after the collision?
Answers: 3
Physics, 22.06.2019 06:00
A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s
Answers: 1
Physics, 22.06.2019 10:30
Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?
Answers: 3
You know the right answer?
A yellow ball with a mass of 2 kg is rolling across the floor at 3 mis. A red ball with a mass of 3...
Questions
History, 04.10.2019 19:40
Business, 04.10.2019 19:40
Chemistry, 04.10.2019 19:40
Biology, 04.10.2019 19:40
English, 04.10.2019 19:40
Arts, 04.10.2019 19:40
Computers and Technology, 04.10.2019 19:40
