Earth’s gravity keeps the moon in orbit by pulling on it.
what does the moon’s gravity do?
a. pulls back on the earth
b. can only pull on smaller objects such as asteroids but has no effect on the earth
c. doesn´t affect anything
d. pushes the moon away from the earth

Carbon 14 is a naturally occurring stable

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?

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?