Answers: 2
Physics, 21.06.2019 13:30
An astronomer at the equator measures the doppler shift of sunlight at sunset. from this, she calculates that earth’s tangential velocity at the equator is 465 m/s. the centripetal acceleration at the equator is 3.41 ï‚´ 10 ï€2 m/s 2 . use this data to calculate earth’s radius.
Answers: 3
Physics, 21.06.2019 21:00
A150 w lamp emits light of wavelength 590 nm uniformly in all directions. what is the photon flux (photons per unit area per unit time) on a small screen at a distance 2.3 m from the lamp? assume the photons are uniformly distributed over the surface of a sphere of radius 2.3 m.
Answers: 2
Physics, 22.06.2019 09:10
The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island
Answers: 2
Alcohol affects each of the following attributes of the eyes, except: a. the ability of the eyes to...
Mathematics, 21.04.2020 17:37
Mathematics, 21.04.2020 17:37
Mathematics, 21.04.2020 17:37
Mathematics, 21.04.2020 17:37
Social Studies, 21.04.2020 17:37
Biology, 21.04.2020 17:37
Mathematics, 21.04.2020 17:37
English, 21.04.2020 17:37
Geography, 21.04.2020 17:37
Geography, 21.04.2020 17:37
Mathematics, 21.04.2020 17:37
Mathematics, 21.04.2020 17:37