subject
Physics, 31.07.2019 10:00 Reddev

A2-kg bowling ball is 1 meter off the ground on a post when it falls just before it reaches the ground it is traveling 4.4m/s assuming that there is no air resistance witch statement is true a) the mechanical energy is conserved b) the initial potential energy is less then the final kinetic energy c) the mechanical energy is not conserved d) the initial potential energy is greater then the final kinetic energy

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 03:30
Astudent is working in the lab to determine how time affect impulse the student keeps the force the same in each row but changes impact the time some data is shown witch trial has the greatest a student is working in the lab to determine how time affect impulse the student keeps the fours the same in each row but change is the impact time some data shown witch trial has the greatest impulse
Answers: 3
question
Physics, 22.06.2019 07:30
30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
Answers: 1
question
Physics, 22.06.2019 17:50
Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system
Answers: 2
question
Physics, 22.06.2019 19:00
The friction of the water on a boat produces an acceleration of -10. m/s2. if the boat is traveling at 30. m/s and the motor is shut off, how long it take the boat to slow down to 5.0 m/s?
Answers: 1
You know the right answer?
A2-kg bowling ball is 1 meter off the ground on a post when it falls just before it reaches the grou...
Questions
question
Computers and Technology, 17.07.2019 17:00
question
Social Studies, 17.07.2019 17:00
Questions on the website: 13722367