Physics, 08.07.2020 02:01 santiago172005
A 0.140-kg baseball is dropped from rest. It has a speed of 1.20 m/s just before it hits the ground, and it rebounds with an upward speed of 1.00 m/s. The ball is in contact with the ground for 0.0140 s.
Required:
What is the average force exerted by the ground on the ball during this time? Also explain whether it's upwards or downwards.
Answers: 2
Physics, 21.06.2019 19:40
You carry a 7.0-kg bag of groceries 1.2 m above the ground at constant speed across a 2.7m room. how much work do you do on the bag in the process? (a) 157j (b) 0.00j (c) 185j (d) 82j
Answers: 2
Physics, 22.06.2019 05:30
The volume of a gas is halved during an adiabatic compression that increases the pressure by a factor of 2.5. what is the specific heat ratio? show the math steps .
Answers: 3
Physics, 22.06.2019 05:30
What do you think car designers do if the damage caused by a crash test is too severe?
Answers: 1
Physics, 22.06.2019 11:30
Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?
Answers: 1
A 0.140-kg baseball is dropped from rest. It has a speed of 1.20 m/s just before it hits the ground,...
Chemistry, 24.12.2020 02:00
Mathematics, 24.12.2020 02:00
Mathematics, 24.12.2020 02:10
English, 24.12.2020 02:10
Chemistry, 24.12.2020 02:10
Mathematics, 24.12.2020 02:10
Mathematics, 24.12.2020 02:10
Chemistry, 24.12.2020 02:10
History, 24.12.2020 02:10
Geography, 24.12.2020 02:10