Janet's science teacher assigns Janet and her classmates the task of conducting an investigation that shows how the mass of an object affects its speed. They are provided
with a small cart and objects with different masses that they can put inside the cart.
Which investigation design would be the best choice for the assignment?

What does homeostasis means in biology?

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

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.