Two balloons are given electrostatic charged by rubbing them with a wool cloth which observation provides evidence of the force that the balloon exerts on each other over a distance because of their charge

If your blood becomes too concentrated with iona, what will happen to the red blood cells

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above

The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above