After observing a moth that is camouflaged against dark colored bark, a scientist asks a question .?

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?