Which way can heat never flow?

Akg a of 55 m at an of 11 ? . if is at 98 km/h, be ?

The sun’s mass is 2.0×10^ 30 kg, its radius is 7.0×10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5×10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?