They speak French in many areas.
Hello My Friend!<span>The </span>
Axis<span> of rotation is an imaginary line </span>
passing through the centre of mass of any celestial body around which the celestial body rotates.
So in Other Words, t<span>he </span>Earth<span> makes
one complete rotation around this imaginary </span>axis<span>
every 23 hours 56 minutes 4 seconds (Rounded up = 24 Hours).
</span>
Ps. <span>The line </span>
passes through<span> the
north and south poles of a planet.
</span>
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Please help
I need help on the first one
Answer:
1_ non of them because it is physical
2_ the answer is D
Answer: 
Explanation:
Using Weins displacement law:
where
= wavelength = 
b = constant =
T = Temperature in Kelvin = ?
Putting the values we get:

Thus the temperature of the blackbody will be 