Two girls are adding sugar to tea. one girl is stirring her tea and the other is not. the sugar will
a. dissolve faster in the tea that is not stirred
b. dissolve at the same rate in both glasses
c. dissolve faster in the tea being stirred
d. not dissolve because stirring forms colloids

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.