We just finished this unit, and The answer is A.
3.13 x 10 ^9
This is because only 1 number is front of the decimal and 2 numbers should be after
Cancer and Tumors...
........ Hope it helps, Have a good rest of the day:)
Answer:
Which data help hydrologists predict floods?
Impermeable land area
Snowpack
Explanation:
Impermeable land area
, Snowpack
The above factors are very essential to an hydrologist to predict floods though other factors such as topography, drainage among others are also inclusive to make the prediction rightly.