Since a light year is a unit of astronomical distance equal to the distance light travels in one year, which phrase best completes the sentence? The distance from the sun to Earth would be . Question 3 options:

exactly one light year

less than one light year

more than one light year

any number of light years

Which words best completes the sentence? The universe is made up of of galaxies and the number of starts you would find in a galaxy would be in the .

Question 1 options:

one galaxy, hundreds of stars

thousands of galaxies , billions of stars

several galaxies , thousands of stars

5 galaxies, millions of stars

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Thousands of galaxies , billions of stars

Explanation:

I can't answer the first question but I can answer the second.

"They form clusters that are light years away from other clusters."

"Which statement best describes how galaxies exist in the universe?"

There's another answer to one of the questions on the quiz.

less than one light year

thousands of galaxies , billions of stars

Explanation:

the distance from the sun to Earth is 0.00001581 light years

i might be a little late but i hope this helps :D

a 20-cm-long, cylindrical graphite (pure carbon) rod is inserted into an oxidizing atmosphere at 1145 k and 1.013 x 105 pa pressure. the oxidizing process is limited by the diffu- sion of oxygen counterflow to the carbon monoxide that is formed on the cylindrical surface.

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.