Answer:

So a=3.844 and b=5
Explanation:
Scientific notation requests to write a number using powers of ten as a factor accompanying a real number (a) between 1 and smaller than 10 that contains the digits to exactly represent the original number. So in this case, the number 384,400 can be written as:

with a=3.844, and "5" as the exponent of ten (so b=5)
A its Stratosphere, Sorry I didn't see your answer, its bilogy I think not physics.. :)
Answer:
The answer is A
Explanation:
Lightning is formed by electrons in the air
Answer:
True
Explanation:
Cigarettes release over 5000 different chemicals when they burn and at least 70 of these can cause cancer.
Hope this helped!!!
Answer:
Explanation:
A positive v time graph is a velocity graph. If the position/time is negative, then the slope of the line is negative. If the line is indicative of the velocity, which it is, that means that the velocity is negative (decreasing). The first choice is the one you want.