Which of the following statements about energy in systems is true? when energy is transferred or transformed within a system, some matter must be changed into energy so that the total amount of energy remains constant. the total amount of energy in a system must be equal to the total amount of matter in that system. energy can be transferred or transformed inside or outside of a system, but energy cannot be destroyed?
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Physics, 22.06.2019 04:50
Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k
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Physics, 23.06.2019 07:00
*30 points + brainliest answer* gravity is pulling an object into the sun. the closer the object gets to the sun, the greater the gravitational force that acts on the object, increasing its acceleration. a line graph plotting the speed of the object against time would have which shape? a: straight line of positive slope b: curved line that slopes upward c: curved line that slopes downward d: straight line of negative slope
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Physics, 23.06.2019 08:40
Ascientist is working with a new kind of quantum dot to make a dye. he is applying newton’s laws to the particle, but it seems to be breaking these laws of physics. which action will most likely the scientist study the particle’s motion? a. he needs to remember that the particle is too large for quantum analysis. b. he must continue to use newtonian mechanics, but he needs to learn more about the particle. c. he needs to use quantum mechanics, not newtonian mechanics, because this is a nanotechnology product. d. he must determine new physical laws that only apply to quantum dots.
Answers: 1
Which of the following statements about energy in systems is true? when energy is transferred or tr...
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