Quiz: the terrestrial planets 10 touring our solar system
what surface features does mars have that are also common on earth?
volcanoes, sand dunes, and large canyons
volcanoes, sand dunes, and thick clouds
volcanoes, rings, and carbon dioxide-rich atmosphere
volcanoes, running rivers, and tectonic activity

Why are small quantities of chlorofluorocarbons so harmful to the ozone layer? a. the chlorofluorocarbons act like ultraviolet radiation causing large amount of ozone to be produced. b. the chlorine from the chlorofluorocarbons reacts with free molecules of oxygen causing a stop in ozone production c. free oxygen atoms can replace the chlorine in chlorine monoxide, releasing a free atom of chlorine which can then recombine with an oxygen atom in ozone, destroying more ozone. d. chlorofluorocarbons absorb ultraviolet radiation, preventing the formation of ozone select the best answer from the choices provided

Which group of molecules are targeted by the kinases in order to control this movement

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water