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As thick as it needs to be to carry the load above. Any thinner and it might break.

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17y ago

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What are Sirius's celestial coordinates?

The celestial coordinates of Sirius are: Right Ascension: 6h 45m 09s Declination: -16° 42' 58''


How many cm in 45m?

one of the easiest ways to figure this out use a method that we call "King Henry Drinks Ucky Dark Chocolate Milk" which stands for "Kilo, Hecto, Deca, Unit (metre, liter, gram, etc), Deci, Centi and Milli" then you put them on columns go to where unit or measurment is (45M) and move to were you want to find out (CM) K H D U D C M 45M ---------------------=4,500 ( add 2 zeros Because you move to places) the answer is : 4,500


What is 18mm in real terms on a map with ratio 1 to 2500?

On a map with a scale of 1:2500, 18mm on the map represents 45 meters in real life. This is calculated by multiplying the map measurement (18mm) by the scale factor (2500), converting millimeters to meters (18mm = 0.018m). Therefore, 0.018m x 2500 = 45m.


A boy dropped a stone in a well 45m deep if the speed of sound is 340m per second then after how much time he willl hear the splash take the g equals 10m per second?

If you mean 'after the splash is seen' then g has nothing to do with this problem; only the speed of sound and the distance.500/340 =1.47 seconds.If you want to include the time it takes for the stone to fall then500 = 1/2x10 t2 t= 10 seconds 10+1.47 = 11.47 seconds


Why do emergents grow tall?

As they are competing for sunlight with the other plants in the other layers. This way they get the most sunlight. But they do have to be very strong, otherwise they would fall over due to how windy it is 45m in the sky. Hope this helps! x