*Question*
Larger telescopes can collect more light and see finer details than smaller telescopes. Mona is trying to build a telescope that will collect less light then her current one. If she wants to make sure to achieve this goal, what should she do to the size of her telescope decrease it or increase it?
**Answer**
decrease it

*Question*
Warm air is less dense than cool air, so it rises higher in the troposphere. Cold air is able to fill less space than warm air because it is more dense or less dense?
**Answer**
more dense

*Question*
For bases we can state the folllowing: The higher the pH of a substance, the more basic it is. Sue measured water to be a pH of 7, and she measured bleach at a pH of 11. Which substance is more basic water or bleach?
**Answer**
bleach

*Question*
A given volume of a denser substance is heavier than the same volume of a less dense substance. Henry noticed that his piece of cake was lighter than his piece of butter. The cake was more or less dense?
**Answer**
less