fact and question: rubber is an thermal insulator
Question: This is likely to be an insulator

What's the answer? OPTIONS:
- a flip flop
- a can
- water
- a car

answer: a flip flop

fact and question: if one mineral can scratch another mineral then that other mineral is softer than that one mineral
Question: To discover how tough a certain mineral may be, one would

What's the answer? OPTIONS:
- measure the weight of it
- smash it to see the inside
- attempt to leave a mark on it
- see if it is able to be crushed

answer: attempt to leave a mark on it

fact and question: cutting down trees in a forest causes the number of trees to decrease in that forest
Question: When trees are harvested, the trees

What's the answer? OPTIONS:
- are lacking in leaves
- need to be replaced or numbers go down
- are tiny and irrelevant
- are smaller and less

answer: need to be replaced or numbers go down

fact and question: roots anchor plants into the soil
Question: if a tree stands firm during a windy day, which of these could be holding it in place?

What's the answer? OPTIONS:
- the leaves on the branches
- the sap in the tree
- the branches on the stem
- the roots in the ground

answer:
the roots in the ground