Physics, 16.10.2020 19:01 nickname0097
the force of gravity acting on astronauts in space near a moon is 100N. If the astronaut moves 2× closer what will the force on them be ?
Answers: 1
Physics, 21.06.2019 16:10
In 1995 a research group led by eric cornell and carl wiemann at the university of colorado successfully cooled rubidium atoms to the 20-200 nk temperature range. assuming (incorrectly) that the rubidium atoms behave liké particles of a classical ideal gas, calculate the rms speed of a rubidium atom at a temperature of 112.0 nk. in the experiments one particular isotope of rubidium was used, rubidium-87. the molar mass of this isotope is 86.91 q/mol. tries 0/20 submit answer
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Physics, 22.06.2019 13:40
What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th
Answers: 1
Physics, 24.06.2019 03:30
Arocket blasts off and moves away (distance is increasing) from earth. how is the rocket affected by earth's gravitational pull as it moved further away? the pull of gravity on the rocket remains constant the pull of gravity on the rocket increases the pull of gravity on the rocket decreases the pull of gravity on the rocket reverses
Answers: 1
Physics, 24.06.2019 05:30
How did niels bohr describe electrons in his atomic moder? their energies can have any values their exact positions cannot be known they have high probability to be found in certain regions. they orbit the central nucleus in discrete paths
Answers: 2
the force of gravity acting on astronauts in space near a moon is 100N. If the astronaut moves 2× cl...
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