fact and question: the Himalayas were formed by rock folding
Question: Rocks folded over and over which developed

What's the answer? OPTIONS:
- tall areas
- wet rivers
- large trees
- grassy yards

answer: tall areas

fact and question: when available resources decrease in an environment , organisms have to conserve those resources
Question: An example of conservation is avoiding the use of

What's the answer? OPTIONS:
- clothes
- gasoline
- snow
- air

answer: gasoline

fact and question: a glacier causes mechanical weathering
Question: Which is true?

What's the answer? OPTIONS:
- glaciers make depressions that water can pool in
- lions hunt glaciers in the wild
- glaciers are generally high temperature objects
- glaciers can change directions rapidly for speed

answer: glaciers make depressions that water can pool in

fact and question: a cavern is formed by carbonic acid in groundwater seeping through rock and dissolving limestone
Question: the presence of which of these is required for the formation of cavernous chambers?

What's the answer? OPTIONS:
- some carbonated soda
- some carbon dioxide
- some carbonic acid
- carbon monoxide gas

answer:
some carbonic acid