Louisa builds the body of a race car out of cardboard. she tapes a straw to the cardboard so that one end of the straw is tilted up and the other end hangs over the back of the car. then, she places an inflated balloon over the tilted end of the straw and releases the mouth of the balloon to allow air to flow through the straw. the race car rolls forward as the balloon releases air through the straw, as shown in the picture below. how does louisa's race car demonstrate newton's third law of motion?
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Physics, 21.06.2019 16:20
Two particles of masses m and 2m are placed on a smooth horizontal table. a string, which joins these two masses, hangs over the edge supporting a pulley, which suspends a particle of mass 3m.the pulley has negligible mass. the two parts of the string on the table are parallel and perpendicular to the edge of the table. the hanging parts of the string are vertical. find the acceleration of the particle of mass 3m.
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Physics, 22.06.2019 02:30
Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.
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Physics, 22.06.2019 16:00
The discovery of the electron as a subatomic particle was a result of
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Physics, 22.06.2019 17:20
Which is not true of the intertropical convergence zone? a) it features heavy precipitation b) it's where the trade winds collidec) it's a high-pressure zone with sinking air d) it is also known as the doldrums
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Louisa builds the body of a race car out of cardboard. she tapes a straw to the cardboard so that on...
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