If Earth has a diameter of 1/8 inch in a scale model, approximately how far away would Neptune be
from the Sun in the model? (In true dimensions,
Earth has a diameter of about 7,926 miles and
Neptune is about 2.8 billion miles away from the
Sun.)
A. About 1,000 feet
B. About 3,000 feet
C. About a quarter of a mile
O D. About one mile

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