A conductor is a material that (1 Point) does not conduct electricity at all. sometimes conducts electricity well, and sometimes poorly. conducts electricity well. determines whether or not a material will let electricity travel through it

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever

it's a b and

a. carbon monoxide from car exhaust

b.particulate matter, such as soot

c.water vapor from a factory smokestack

d.acid rain

these are the answer choices im on that question right now