The absolute magnitude of a star is the amount of light received by earth. t f
distance...
Physics, 20.10.2019 07:30 kharmaculpepper
The absolute magnitude of a star is the amount of light received by earth. t f
distance measurements based on the speed of light; used for objects in space
as earth travels in its different constellations are visible at different times of the year.
a. atmosphere
c. galaxy
b. orbit
d. star cluster
Answers: 3
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Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.
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How many atoms of nitrogen are in the chemical formula ni(w on
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An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
Answers: 1
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In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?
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