If a machine has 100% efficiency, it means that
output work is equal to input work.
% output force is equal to input force.
output work is twice the input work.
output force is twice the input force.

What was photo 51 with rosalind franklin?

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

Which of these is most likely to happen if parallax measurements of star distances are taken after a gap of six months? the results would be accurate the results would be inconsistent the results would not be valid the results would not be repeated