fact and question: Matter in the gas phase has variable volume
Question: Matter in the gas phase has

What's the answer? OPTIONS:
- fluctuating volume
- turned up volume
- turned down volume
- steady volume

answer: fluctuating volume

fact and question: a beak is used for catching prey by some birds
Question: An example of being a predator is

What's the answer? OPTIONS:
- an eagle landing on a branch
- a mouse taking shelter in a hole
- a wolf having a litter of pups
- a bird catching worms in its mouth

answer: a bird catching worms in its mouth

fact and question: moist means high in moisture
Question: Wax is on some plant leaves for what purpose?

What's the answer? OPTIONS:
- keep water available for predators
- keep the ongoing hydration
- stay moist for warm weather
- creation of toxins in the cells

answer: stay moist for warm weather

fact and question: oceans cover 70% of the surface of the earth
Question: Oceans cover 70% of the surface of what?

What's the answer? OPTIONS:
- the moon
- the sun
- wet planet
- cities

answer:
wet planet