(Question)
The more efficient a device is, the greater the percentage of usable energy it produces.  If a device were to become less efficient, it would produce more or less usable energy?
(Answer)
less


(Question)
The pupil automatically gets bigger or smaller to let more or less light in as needed.  Your pupils will decrease or increase in size if you need more light to see?
(Answer)
increase


(Question)
Larger alkenes have lower boiling and melting points, so they are liquids or waxy solids at room temperature.  Harry was sorting alkenes. The smallest of the bunch have lower or higher boiling points?
(Answer)
lower