3 years ago

Who was copernicus and what have he done for science?

1 answer:

8 0

Nicolaus Copernicus was an astronomer, mathematician, translator, artist, and physicist among other things. He is best known as the first astronomer to posit the idea of a heliocentric solar system—a system in which the planets and planetary objects orbit the sun.

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Olenka [21]

<span>the speed of something in a given direction. so i think none of these</span>

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It is easier to push an empty shopping cart than a full one, because the full shopping cart has more mass than the empty one. Th

Katarina [22]

Answer:

i think its the 2nd law

Explanation:

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3 years ago

An incompressible fluid flows at .252 m/s through a 44 diameter (circular cross section) pipe. The pipe widens to a square cross

Serggg [28]

ANSWER:

The easiest way to get a fairly accurate measure of your water flow rate is to time yourself filling up a bucket. So for example if you fill up a 10 litre bucket in 1.5 minutes, then your flow rate will be: 10/1.5 = 6.66 Litres per minute.

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2 years ago

If an egg person starts from rest then falls directly downward and hits the ground with a velocity of 12 m/s but

Anni [7]

Answer:

Explanation: Determine the gravitational acceleration. ...

Decide whether the object has an initial velocity. ...

Choose how long the object is falling. ...

Calculate the final free fall speed (just before hitting the ground) with the formula v = v₀ + gt

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2 years ago

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A bicyclist is in a 50-km race. She says she had an average velocity of 35.

zlopas [31]

The correct answer to this is (A. Units Only).

It shows that there is a velocity of 35, but the units are missing.

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4 years ago