Which of the following statements about the moon is true?
a.
the sun and the moon orbit the earth at the same rate.
b.
the moon is the sun's largest natural satellite.
c.
the moon orbits the sun once every 29.5 days.
d.
the moon is the earth's largest natural satellite.

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this