Where in this image would the Moon need to be in order for there to be a total lunar eclipse?

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

Draw two cyclic constitutional isomers of cis-1

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm