*Question*
Answer the question below:   To have less elephants, we should increase or decrease forests near them?    Assuming that:  The forest habitat of elephants has also decreased in size due to humans moving in, so the numbers of the elephants have decreased.
**Answer**
decrease

*Question*
Answer the question below:   If a surface were to be smoothed, it should encounter more or less friction?    Assuming that:  Rougher surfaces have more friction between them than smoother surfaces.
**Answer**
less

*Question*
Answer the question below:   What would happen to the amount of ultraviolet radiation trapped in the atmosphere if the number of greenhouse gases were decreased more would be trapped or less would be trapped?    Assuming that:  If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.
**Answer**
less would be trapped

*Question*
Answer the question below:   If we have a static charged balloon and bring it close to your head less or more hairs will stand up?    Assuming that:  The closer the charged objects are, the stronger the electrostatic force.
**Answer**
more