If an object looks blue , it light

blue

Because, That object absorbs all colors light waves but does not absorbs Blue. So The blue light is reflected because it is not absorbed.

the independent variable, the one that is intentionally manipulated, is whether or not the car hits the barrier.

the dependent variable, the one that you measure the response in, is the distance that the washers travel.

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.