Physics, 28.09.2020 18:01 mrgandollins5222
Cupid fires an arrow that strikes St. Valentine, producing
the usual sounds of harp music and bird chirping as
Valentine swoons into a fog of love. If Cupid hears this
telltale sound exactly one second after firing the arrow and
the average speed of the arrow is 40 m/sec, what was the
distance separating them? Take 340 m/sec for the speed of
sound
Answers: 1
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When the velocity of an object is doubled, by what factor is its momentum changed? by what factor is its kinetic energy changed? a) the momentum is zero. b) the momentum is not zero. c) difficult to say.
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What are similarities and differences of reflection, refraction, diffraction and absorption?
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What will a positive and a negative charge do if they are separated from each other?
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Physics, 22.06.2019 09:00, reyesortiz6955
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 1
Cupid fires an arrow that strikes St. Valentine, producing
the usual sounds of harp music and bird...
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