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Approximately how many chemical elements are found in a smartphone?
What are the two most critical groups of elements found in cellphones? (Choose two answers)
What are some of the characteristics of a rare earth element? (Choose all the correct answers)
What environmental issues does open pit mining cause? (Choose two)
How might smartphones linked to climate change?
What is the predicted number of smartphones that will be in use in 2019?
What can you do to minimize waste when you want to throw away your old phone? (Select all the correct answers)
What might be an issue for the workers hired to dismantle old smartphones?