How have samples of Moon rocks helped scientists understand the history of the Moon?

They help us understand how they were developed

Explanation:

They climate is different on the moon it's colder. Things on earth such as rocks form in a certain type of cycle. Understanding how these things form gives us information on what kind of cycles the moon has.

analyze the map below and answer the question that follows.

what does the map above tell us about the endemity of typhoid fever?

a.

there is greater occurrence of the disease in the western hemisphere.

b.

there is greater occurance of the disease in the northern hemisphere.

c.

countries located in equatorial regions are more likely to have incidents of typhoid fever.

d.

typhoid fever is more rampant among caucasian populations.

answer; i thinking 4.5 million. in sydney australia;