A rollercoaster has a mass of
500kg at the top of a 20m
high track. How much GPE
does...
Physics, 04.02.2021 22:00, markrandsdenn
A rollercoaster has a mass of
500kg at the top of a 20m
high track. How much GPE
does it have
Answers: 2
Physics, 21.06.2019 22:30, ceceshelby646
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
Answers: 1
Physics, 22.06.2019 08:50, babas97
The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions
Answers: 3
Physics, 22.06.2019 21:30, itaheart101
What ia the energy of an object because of its potential and kinetic energies
Answers: 1
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