Earth's atmosphere is 78% nitrogen, 21% oxygen, the rest 1 percent with very small percentages of other elements like Co2.
Answer:
yo do you still need the answer?
Explanation:
<u>The outbreak of the Second World War happened.</u> The rise of fascism in Italy and Germany worried Roosevelt for what was preparing the country for a war. In the Second World War he sided with France and Britain helping these countries economically breaking the law of neutrality of the United States.
Answer: 1)allowed California to enter the Union as a free state
2)allowed new states to decide if they will be free or slave
3)lessened the penalties for states not returning escaped slaves
Explanation: it gave states an option of all sorts for comfort