5 km northeast. Left and up would make northeast
The specific heat capacity of a substance is the amount of energy needed to change the temperature of 1 kg of the substance by 1 degree Celsius.
In emission nebulae, there are interstellar clouds of hydrogen, which glow red because of the intense radiation of hot stars inside the nebula
Answer:

Explanation:
Given that
Height = h
Radius = R
From energy conservation

At point B
The minimum speed to complete the the circle

So the kinetic energy at point B




Without falling off at the top (point B)



