Species are diverse because there are so many and they are all different. Each species is biologically diverse from another. Biodiversity leads to adaptations and natural selection.
The train traveled 100km (50x2) down and then 375km (75x5) up. So the train is 275km (375-100) up from where it started.
It is how bright is is t the observer on earth...so wuld be c!!
this any help?
C I know this is hard but it’s easy
