Human geography is impossible to determine without studying physical geography because we wouldn't know our exact position or where we are and how it appears from our angle and point of view.
Gum disease. Hope that helps
The answers should be in the reading, that’s why it says, “read the..answer the following questions..answers are in the lesson.”
Answer:
The time of oil tanker will be 80 sec.
Explanation:
Given that,
He walks at 3 km/hour.
If the container ship is 100 m long, and travelling at 12 km/hour.
The distance will be 200 m.
We need to calculate the relative velocity
Using formula of relative velocity

Put the value into the formula


The distance is 200 m.
We need to calculate the time
Using formula of time


Put the value into the formula


Hence, The time of oil tanker will be 80 sec.