Which statement is true? a. the earth has a stronger gravitational pull than the sun because it’s smaller in mass b. planets would travel in a straight line if it weren’t for the force of the suns gravity c. the suns gravitational pull is weaker on planets that are closer to it d. the elliptical path of planets is described by newton’s 1st law of motion
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Physics, 22.06.2019 07:30
Which of the following is an example of motion in two dimensions?
Answers: 3
Physics, 22.06.2019 11:00
Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line
Answers: 2
Physics, 22.06.2019 13:30
6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.
Answers: 3
Which statement is true? a. the earth has a stronger gravitational pull than the sun because it’s s...
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