What are some energy sources that offer alternatives to fossil fuels?

Which of the following best explains the difference between an absolute monarchy and an oligarchy? apex

Rainbow trout is non- native to the united states. however this species is breeding with the native gula yltrout acientistrecently observed that the hola trout were becoming exitinct what is the cause of their extinction

Aplane cuts a pyramid as shown in the diagram. what is the shape of the cross section? a. a hexagon b. a pentagon c. a square d. a triangle