A, I just know its not any of the other ones
Answer: Brazil independence
Explanation:” September 7, 1822, Prince Dom Pedro declared Brazil's independence from Portugal, founding the Empire of Brazil, which led to a two-year war of independence. Formal recognition came with a treaty signed by both Brazil and Portugal in late 1825.”
I think the answer is D:all of the above.
Cloud droplets collide to form larger droplets in a process called <u>coalescence</u>
Answer: Option A
<u>Explanation:</u>
When the drop lets of the cloud which are present in the air bang into each other, the result is the formation of a bigger drop let of the cloud and this whole process is known as coalescence.
And such big drop lets are big enough in their size which can result in the rainfall in that region. The droplet should at least reach a size of 4 mm to result into rainfall and this collision is a fast process.
The greenhouse affect is the reason for the increase in average temperature and the green house affect is contributing to global warming
