*Question*
Breast cancer is rare in teens but becomes more common as females get older.  Jolene just turned 16 years old. She is more or less likely to be diagnosed with breast cancer than her grandmother?
**Answer**
less

*Question*
As the nail grows, more cells are added at the nail bed.  If a nail bed's cells are decreasing or increasing , the nail is growing?
**Answer**
increasing

*Question*
The thinner the wire, the more resistance it offers.  Robin is using aluminum foil to make small cylinders. A foil cylinder of diameter 1cm likely has greater or less resistance than a foil cylinder of diameter 10cm?
**Answer**
greater

*Question*
Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids.  Would a diesel powered submarine release less pollution if it were running on its diesel engine or its battery backup power??
**Answer**
its battery backup power?