which machine uses the principal of slopes? A . wheelbarrow and crowbar B. pulley and contour road. C. spade and claw hammer D. ladder and staircase

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat. o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat. habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

Plsss > .< compare and contrast the characteristics of flatworms rounds worms and earthworms