Answer:
B)Meteor showers are visible only in the northern hemisphere as the comets orbit over the Earth.
Explanation:
Meteor showers are visible only in the northern hemisphere as the comets orbit over the Earth. Stars and constellations appear throughout the sky, in both hemispheres. Meteors are visible everywhere, although some showers are more visible in certain parts of the night sky at specific times during the year.
Human Geography is the answer to the study of people
Explanation:
A nomad (Middle French: nomade "people without fixed habitation") is a member of a community without fixed habitation which regularly moves to and from the same areas. Such groups include hunter-gatherers, pastoral nomads (owning livestock), and tinkers or trader nomads.
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After reviewing the graph you have given with the question, there are several reasons why carbon 14 can't be used to accurately determine the age of organic remains that are 1 million years old.
A few of the reasons are; Carbon-14 has a short half life, after 1,000,000 years there wouldn't be enough carbon 14, and too little of the original radioactive sample would remain. Any of these choices are correct for the answer to the question you asked.