Answer: barely retained his presidency
Explanation:
B. thin layer in the upper atmosphere that protects Earth from ultraviolet rays
C. thin layer in the upper atmosphere that protects Earth from supersonic rays
D. thin layer in the lower atmosphere that protects Earth from supersonic rays
What do all ecosystems have ?
A. biotic p21 only
B. abiotic p21 only
C. producers only
D. biotic and abiotic p21
Answer:
1. B. thin layer in the upper atmosphere that protects Earth from ultraviolet rays
2. D. biotic and abiotic p21
Explanation:
The main reason for the westward migration of settlers in the early 1800s was the availability of new and fertile farmland.
The development of the US into the western regions was driven by a craving for land and the chance to cultivate and construct new homes.
As the populace developed and the interest in food expanded, numerous pioneers considered the West to be a place that is known for new chances at life, where they could begin once more and break the swarmed and frequently run-down region of the East.
The Louisiana Buy in 1803 and the launch of the outskirts through government drives like the Property Act additionally filled this toward the west movement.
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b. open ocean
c. coastal ocean
d. estuary
d. estuary-“regions along coastlines wherestreams or rivers flow into a bodyof salt water”. They helpprotect coastal land from floodingand erosion; nutrients and biodiversityare highFilled with soil to make land forhuman populations.
A wetlands is correct but b is a bad answer
The answer would be true because the moon has no atmosphere.
Only Earth does and is the only planet.
Hope I answered your question!
OB. The Mediterranean Sea and the Atlantic Ocean
C. The Caspian Sea and the Atlantic Ocean
OD. The Black Sea and the Pacific Ocean
Answer:
A
Explanation: