Highlight It!

In this activity, you will read more about how Newton's third law of motion affected Gene Cernan during his space walk. You will then highlight parts of the passage to answer two questions. Click below to begin the activity. Your teacher will review the answers with you.

Newton's Third Law: Action–Reaction

Highlight the text that helps you answer the prompt.

Your work is saved automatically, but are you sure you want to exit before you have submitted your work? Are you sure you want to submit? Are you sure you want erase all your highlights?

Then, before moving on, you may want to watch this lesson's videos again.

Keyboard Shortcut	Action
Space	Pause/Play video playback
Enter	Pause/Play video playback
m	Mute/Unmute video volume
Up and Down arrows	Increase and decrease volume by 10%
Right and Left arrows	Seek forward or backward by 5 seconds
0-9	Fast seek to x% of the video.
f	Enter or exit fullscreen. (Note: To exit fullscreen in flash press the Esc key.
c	Press c to toggle captions on or off

Astronauts in Outer Space

Keyboard Shortcut	Action
Space	Pause/Play video playback
Enter	Pause/Play video playback
m	Mute/Unmute video volume
Up and Down arrows	Increase and decrease volume by 10%
Right and Left arrows	Seek forward or backward by 5 seconds
0-9	Fast seek to x% of the video.
f	Enter or exit fullscreen. (Note: To exit fullscreen in flash press the Esc key.
c	Press c to toggle captions on or off

Working in Space