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because the stars are very far away so the astronomers use light years
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∙ 7y ago
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What units are distances to stars measured in and why?
Usually such distances are measured either in light-years, or in parsecs.
What can the distances to nearby stars be measured by?
Light years
What can the distances of nearby stars be measured by?
parsecs or light years
Why is star distances measured in light year?
because the stars are very far away so the astronomers use light years
Why do you think the distances to stars are measured in light years?
Distances to stars are mainly measured in PC (Parsecs). Light years are also used because the distances covered are so great. For example. Proxima Centauri our nearest neighbourhood star is: Light years: 4.23 Parsecs(PC): 1.3009. If we used miles then the distance would be: 24,866,054,200,000 or kilometers 40,018,035,200,000 Which one is the easiest to remember and that is your answer
Are the stars measured in light years?
Stars are not measured in light years. The distance between them is.
How are the distances to stars measured?
by the property of reflection or electromagnetic waves
Explain what a light year is and why great distances between stars are given in light years and not miles?
A light-year is the distance light travels in a year. Distances between stars are given in light-years because it is easier to visualize "10 light-years" (the distance travelled by light in 10 years), than "9.5 x 1213 kilometers".
What are the distances to stars measured in?
Astronomers typically measure distances in parsecs. One parsec is the distance of a hypothetical star having a parallax of 1 second of arc; it's about 3.2 light years.
What lengths are most conveniently measured in astronomical units?
Stellar distances, like the distances of stars and galaxies from Earth
When do scientist use light-years?
That is usually measured for large distances, such as the distance to other stars, or even to other galaxies. Another unit, the "parsec", is also common in this case.
What are the units called that measure distances to stars?
They measure them in light-years.
