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ANTONII [103]
3 years ago
15

What is a light year?

Biology
2 answers:
Rudiy273 years ago
8 0
The term light year refers to the distance light travels in a year. 
Karo-lina-s [1.5K]3 years ago
8 0
A unit of astronomical distance equivalent to the distance that light travels in one year,
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total volume in the tube is 1000

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After adding windex of 50 % concentration and the volume is 500 microliter which is only 250 microliter of windex rest is water.

33% is the concentration of the tube, which means it has 33% of bacteria in 1500 ml of solution.

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