Human influence ecosystem by chopping down forests,and cars burning off greenhouse gases.Humans can effect the ecosystem in a negative way ,by pollution, waste dumping, over hunting of animals,over fishing,industrial gases,energy use and not using
(D)an atom can join with other kinds of atoms.
Basically he explained what a molecule is.
Bill Nye hosted his own show called "Bill Nye the science guy" He was born on November 27, 1955, in Washington DC. He was a science communicator, television presenter, and mechanical engineer.
