They investigate its characteristics and uses by conducting an experiment that answers a question such as: What is the benefit of using this simple machine to move a heavy object?
(They; investigate; its characteristics) (They; uses; ) (an experiment; answers; a question such as: What is the benefit of using this simple machine to move a heavy object)
They They an experiment
investigate uses answers
its characteristics
a question such as: What is the benefit of using this simple machine to move a heavy object