In this lesson, you have learned about Newton's third law of motion, how it created challenges for astronauts in space, and what scientists and engineers did in response to these challenges. You will now write an essay that shares what you have learned and what you think about it.

Begin by reviewing your notes. Click "My Work" above and view or print out the screen.

Final Assignment Instructions

• Click Newton's Third Law: Action-Reaction—Final Assignment (PDF).
• Choose one of the topics in the PDF and write an essay. 
• Organize your response so that it includes at least three supporting details that you have learned from the reading passage, video(s), and other materials in this lesson. 
• Use at least three vocabulary words (or form of the words) as part of your supporting details.