What makes up more than fifty percent of your blood? a. platelets b. plasma c. white blood cells d. red blood cells

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

This drawing shows a human body system. what is the primary function of this body system?

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.