Is this statement true or false?
global warming may be a result of natural causes.
a.
true
b.
false
and this question !
certain gases in the atmosphere trap heat on earth.
what is the name of this phenomenon?
a.
the greenhouse effect
b.
global warming
c.
glacial melting
d.
cooling period

To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.