Exercise 1.2: Telescopes and Microscopes

Exercise 1.2 - Complete in your lesson

Telescopes and Microscopes

You will need an encyclopedia or Internet source for these questions.

1. Explain how the invention of the telescope and the microscope influenced our advancements in science. Be sure to include at least three points for each optical device. 
2. Design an activity that you could do at home to show that light travels in straight lines. Make your description so complete that an elementary student could do the activity using only your instructions..