Physics, 20.05.2021 23:00 rubincain203
20 points: how a roller coaster functions using gravity and momentum. Why does it not need an engine or a motor to speed it up and slow it down?
Answers: 3
Physics, 21.06.2019 18:00
This question is worth 54 points ! rock falls from a ledge to the ground what energy conversion occurs during this process a potential to kinetic b kinetic to potential c thermal to mechanical d chemical to mechanical
Answers: 2
Physics, 22.06.2019 02:30
Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
Answers: 1
Physics, 22.06.2019 12:10
Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f
Answers: 2
Physics, 22.06.2019 15:00
Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost
Answers: 1
20 points:
how a roller coaster functions using gravity and momentum. Why does it not need an engin...
Advanced Placement (AP), 19.01.2020 02:31
Mathematics, 19.01.2020 02:31
Physics, 19.01.2020 02:31
Mathematics, 19.01.2020 02:31
Mathematics, 19.01.2020 02:31
Chemistry, 19.01.2020 02:31
Mathematics, 19.01.2020 02:31
Mathematics, 19.01.2020 02:31
Mathematics, 19.01.2020 02:31
History, 19.01.2020 02:31
Biology, 19.01.2020 02:31
History, 19.01.2020 02:31