Me asap.
what happens when a penny is dropped from a height of 20 meters?
its mass doubles for every second it falls.
the force of gravity causes it to accelerate.
it changes direction every 9.8 meters.
it falls at a constant velocity.

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

What are simmilarities and differences between anaerobic respiration in animal and yeast cells? would prefer to get simmilarities as i already got some differences. you!

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.