The amount by which a machine multiplies an input force is called the . a.
efficiency factor
c.
mechanical advantage
b.
fulcrum
d.
resistance force

Please select the best answer from the choices provided

A
B
C
D

Whay is the following best defines climate

Select the true statements about eubacteria. most live as decomposers and heterotrophs. most only thrive in a narrow range of environments. certain eubacteria are responsible for food poisoning. eubacteria thrive in extreme environments.

There are only about 250,000 known fossil species. true or false