Which of the following cannot be tested by science? A) How adrenaline affects the mating behaviors of animals
B)How emotion affects the quality of a painting
C)How gravity affects the movement of an object
D)How temperature affects the sex of offspring

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

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.

Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth. what is the independent variable for this experiment?