Which of the following is not true about minerals?

They always include oxygen and silicon.

They are naturally occurring materials.

They each have unique properties.

They have a crystalline structure.

Wheres is the South China Sea located?

Eplain three problems facing gold mining in south africa

What characteristics do Lake Van and Lake Tuz have in common?

Approximately how many crops are generally grown on a latifundia-style plantation

What did Europe do to solve under population?

Describe why a "permanent underclass" has developed in many cities, and the problems that result.

What is a disconformity? A. an intrusion that runs between rock layers B. an intrusion that cuts across another rock C. when a sedimentary rock is deposited on top of an eroded non-sedimentary rock D.

What is the action of unearthing something, especially at an archaeological site

What type of damages can you cause while driving

Which of these is an environmental consequence of the shrinking of the Aral Sea? A. The salt content of the water has increased. B. More nesting birds have come to its beaches. C. Fish populations have increased to unhealthy levels. D.