Moon

Yes

Do we always see the same side of the moon from Earth?

The moon is much closer than the sun

If the sun is bigger than the moon, why does the moon have a greater effect on tides?

Axis

an imaginary line connecting the North Pole to the South Pole.

Waning

becoming less bright, intense, or strong

Waxing

increasing in size.

Orbit

the path of a celestial body (such as a moon or a planet) around a larger celestial body.

Illuminate

to brighten with light

Revolve

to move around a central point.

Rotate

to spin on an axis.