5. which of the following is the best shirt color to wear on a cold day?
a. black
b.violet
c.red
d.white
6. In the Philippines,what is the commonly used house paint color?
a.dark colors
b.light colors
c.any color
d.none of the above
7.what is the property of a material that does not let light pass through it?
a.opacity
b.transparency
c.translucency
d.conductivity
8.what material is the best to use for bottles containing food?
a.opaque
b.translucent
c.transparent
d.none of these​