The atmosphere on the moon is a. thinner than on earth most of the time b. is about the same as the earth's atmosphere c. is heavier than on the earth most of the time d. is almost nonexistent

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

How did the europeans design the national borders of africa? why?

The answer is d the box plots show the data distributions for the number of customers who used a coupon each hour during a two-day sale. which measure of variability can be compared using the box plots? interquartile range standard deviation mean median