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:
A meander forms in a river by eroding laterally, to the right side then the left side and the left side again, this forms large bends, which then horseshoe like loops called meanders. The force of the water then erodes and undercuts the river bank on the outside of the bend which is where the water flows and it has the most energy due to the decreasing friction.
hope this helps :)
Answer: See explanation.
Explanation:
Because Astronomers have well-tested theoretical models that explain how a star evolves over the course of its life as well as well-tested theoretical models that explain how a star evolves over the course of its life.
Sorry, I won't understand the question what you asked now.