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 
Answer:
I would say D.) at least or A.)
Explanation:
keep on studying for it, look online or at your library in school, take notes in class if you want to. hope this helps,:)
<span>the magnetic compass and gunpowder</span>
I think the answer is B.
Because one of the factors that has prevented it from being a more unified country is its geography. It's rugged, mountainous. It's very difficult for any invading army to develop or control it.
Answer:
hiii
Explanation:
I think it is -4 + 12x
If wrong please tell me, but that is what I would put