Astudent uses a 400w electric chainsaw continuously during 100 minutes of cutting wood. the chainsaw is approximately 40% efficient at converting energy. how much energy did the chainsaw consume while cutting wood?

The return of the wolf to yellowstone national park will probably affect the bird population to some degree, not significantly. while wolves will hunt birds when necessary, they prefer to hunt larger prey. the bird population will most likely only be affected when hunting is scarce for the wolves. birds of prey will also probably not be affected as much as other birds who spend more time on the ground hunting for food as the tend to spend more time in the air or in trees since they do not need to stay on the ground for long due to the nature of the way they hunt.

False because when you are going on any water activities it is good to know if the water has any recreational illnesses its false on edgenuity also  

Okay cool  so what is the question?