Physics, 25.02.2020 02:29, ricesonice5
Suppose you observe a star orbiting the galactic center at a speed of 1200 km/s in a circular orbit with a radius of 25 light-days. What would your estimate be for the mass of the object that the star is orbiting
Answers: 3
Physics, 21.06.2019 13:40, hannahgracew12
The de broglie relation λ=h/p can be rewritten in terms of the wave number k as p=kℏ. recall that wave number is defined by k=2π/λ. using the fact that λ=v/f, find the wave numbers k1 and k2 corresponding to frequencies f1 and f2. express your answer as two expressions
Answers: 2
Physics, 22.06.2019 11:10, ladybee05
Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.
Answers: 3
Physics, 22.06.2019 12:30, morgan3346
Write a full page that sumerizes thermodynamics it’s from the website visionlearnig
Answers: 1
Suppose you observe a star orbiting the galactic center at a speed of 1200 km/s in a circular orbit...
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