7) A heavy dart and a light dart are launched horizontally on a frictionless table by identical ideal springs. Both springs were initially compressed by the same amount. Which of the following statements about these darts are correct? (There could be more than one correct choice.)
A) The darts both have the same kinetic energy just as they move free of the spring.
B) The lighter dart leaves the spring moving faster than the heavy dart.
C) The heavy dart had more initial elastic potential energy than the light dart.
D) Both darts move free of the spring with the same speed.
E) Both darts had the same initial elastic potential energy.
Please explain each answer choice
Answers: 2
Physics, 21.06.2019 20:00
What happens to atoms and chemical bonds during a reaction?
Answers: 1
Physics, 22.06.2019 00:30
Asap time is ! best answer gets compose at least one well-developed paragraph on the following: define the term concurrent powers, and give an example of a concurrent power of government.
Answers: 1
Physics, 22.06.2019 02:30
If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
Answers: 1
Physics, 22.06.2019 04:30
True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.
Answers: 2
7) A heavy dart and a light dart are launched horizontally on a frictionless table by identical idea...
English, 07.07.2019 01:00
Biology, 07.07.2019 01:00
Mathematics, 07.07.2019 01:00
Mathematics, 07.07.2019 01:00
History, 07.07.2019 01:00
Computers and Technology, 07.07.2019 01:00
Mathematics, 07.07.2019 01:00
English, 07.07.2019 01:00
Mathematics, 07.07.2019 01:00
History, 07.07.2019 01:00
Mathematics, 07.07.2019 01:00
Geography, 07.07.2019 01:00
Chemistry, 07.07.2019 01:00