(Question)
Answer the question based on the following text.  Question:   Mike wants his voice to travel slowly, so he will speak in a room that is colder or warmer?    Text:  For a given medium such as air, sound has a slower speed at lower temperatures.
(Answer)
colder


(Question)
Answer the question based on the following text.  Question:   Eric has a soccer ball and kicks it into a rock of roughly the same size. The rock doesn't move and the ball bounces away. The ball is less or more dense than the rock?    Text:  The more tightly packed the particles inside the material are, the more dense we say they are.
(Answer)
less


(Question)
Answer the question based on the following text.  Question:   As fewer computers have made work harder for people we have had to do more work or less work.?    Text:  More advanced farming practices allowed a single farmer to grow food for many more people.
(Answer)
more work