Divide the class into groups of four and have students list evidence that they believe would prove Alfred Wegeners claim that hundreds of millions of years ago the continents were joined together, but have since separated.Once students have a good list of possible evidence that supports the theory, ask them to begin planning how they might conduct an experiment to test for each piece of evidence (i.e. students who believe fossil evidence might be a key should design an experiment to either dig for fossils or research fossil
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