Abird sitting high in a tree is an example of an object with what type of energy? (2 points) potential energy because it has the ability to do work kinetic energy because it has the ability to do work potential energy because it is doing work kinetic energy because it is doing work 16. a cook preparing a meal for a group of people is an example of (2 points) kinetic energy because he has the ability to make a meal. potential energy because he has the ability to make a meal. kinetic energy because he is making the meal. potential energy because he is making the meal. 17. when a bow is stretched back and an arrow is shot, what type of energy conversion has occurred? (2 points) chemical to mechanical elastic to mechanical mechanical to thermal mechanical to elastic
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Physics, 22.06.2019 18:00, abigail018
Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.
Answers: 1
Physics, 23.06.2019 01:00, shubbs1038a
First answer marked as brainiest which is the correct equation describing the first law of thermodynamics? a) when the internal energy of a system changes, it equals the amount of heat added plus the work done. b) when work is done by the piston, it is equal to the heat added plus the change in internal energy of the system. c) when heat is added to the system, it is equal to the amount of work done by the piston plus the change in internal energy of the system.
Answers: 2
Physics, 23.06.2019 02:00, Karate5650
Which of the following is the largest disadvantage of about half of the electricity in the united states comes from burning
Answers: 2
Abird sitting high in a tree is an example of an object with what type of energy? (2 points) potent...
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