Which set of data had the larger uncertainty or error? Set 1 Set 2
5 12
5 16
4 13
4 10

A. Set one
B. Set two
C. Equal
D. Neither have uncertainty

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?

Will you chech and finish these for me, because i am stumped with them.

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.