Look at the picture and the script in the photo and answer the following questions pleaseee
- direction of force of gravity (up or down)
- direction of displacement (up or down)
- is force in the same direction or opposite to displacement?
- sign of force (positive or negative)
- sign of displacement (positive or negative)
- sign of: force x displacement (positive or negative)
- is work positive or negative?
- does the kinetic energy increase or decrease
- is the object speeding up or slowing down?
- does the ball start off at rest or end up at rest ?
- which is zero, the final kinetic energy or initial kinetic energy?
- which is larger, the initial kinetic energy or the final kinetic energy?
- Is the change in kinetic energy positive or negative?
- is the net work equal to the change in kinetic energy?
Answers: 1
Physics, 21.06.2019 20:30
What property is a characteristic of a substance that can be observed and does not change the identity of the substance
Answers: 2
Physics, 22.06.2019 02:30
Aforce of 9.00 newtons acts at an angle of 19.0 to the horizontal. what is its component in the horizontal direction?
Answers: 2
Physics, 22.06.2019 05:30
A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?
Answers: 3
Physics, 22.06.2019 06:00
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
Answers: 1
Look at the picture and the script in the photo and answer the following questions pleaseee
Mathematics, 17.02.2021 01:50
Spanish, 17.02.2021 01:50
English, 17.02.2021 01:50
English, 17.02.2021 01:50
Chemistry, 17.02.2021 01:50
Biology, 17.02.2021 01:50
Mathematics, 17.02.2021 01:50
History, 17.02.2021 01:50
Mathematics, 17.02.2021 02:00
Mathematics, 17.02.2021 02:00
Mathematics, 17.02.2021 02:00