Mars has much less gas in its atmosphere than earth does. this is a reason why, on mars,
a. it is warmer
b. there is no wind
c. the air pressure is lower
d. the air pressure is higher

Acounterculture is composed of a group of people who the dominant culture.

Select the correct text in the passage. the moving continents affect all subsystems on earth. which sentence identifies a potentially negative consequence of shifting continents? the supercontinent pangaea began to break up about 175 million years ago. [during this process, more coastline was exposed as the landmasses separated]. [the rearrangement and displacement of these huge landmasses resulted in the diversity of plants and animals we see on earth today]. [the movement of the plates sometimes leads to earthquakes and tsunamis]. however, over the long course of earth's history, their effects are usually minimal. in oceans, the plate movements usually lead to seafloor spreading. [seafloor spreading often results in the formation of underwater ranges of mountains].

Can someone me? i need to have this done as soon as possible! i'm putting 20 points on this!