Question

question: 18
a lunar eclipse occurs when the moon passes through earths shadow, also known as the _
o a atmosphere
o b. orbit
o c. rotation
d. umbra

Explanation:

A lunar eclipse occurs when the Moon passes through Earth's shadow. The umbra is the darkest part of a shadow. The atmosphere is the layer of gases around a planet. Orbit is the path an object takes around another object. Rotation is the spinning of an object around its axis. So, the correct term for Earth's shadow in this context is umbra.

Answer:

D. umbra