fact and question: rocks are a source of shelter for small animals in an environment
Question: What are sources of shelter for small animals?

What's the answer? OPTIONS:
- andesite
- wind
- sun
- air

answer: andesite

fact and question: hydropower requires damming a river
Question: Diverting overflow from a reservoir through pipes generates

What's the answer? OPTIONS:
- The Colorado River
- hydropower
- The Hoover Dam
- solar power

answer: hydropower

fact and question: when light enters the eye through the pupil , that light falls on the retina
Question: Which is likeliest to make light pass through the pupil?

What's the answer? OPTIONS:
- the taste of food
- the sound of silence
- the smell of tree
- any kind of tangible object

answer: any kind of tangible object

fact and question: when a sound is produced inside of a room , there is sometimes an echo after the sound
Question: Having a conversation in rooms with bare cement can be challenging because of

What's the answer? OPTIONS:
- dancing clown guys
- bouncing sound waves
- problematic triggered dingoes
- egg cartons

answer:
bouncing sound waves