Answer:
There are 7800 meters in 7.8 km
They saw how smoking effected the body since smoking was pushed as something good for a long time, a lot of people started smoking and after a few years doctors finally saw a difference between a smokers body and a non smokers body
planets can be different from angiosperm it can be one of the many things it has.
It’s 2, 4, and 6!!! Please mark me brainlest❤️