Advertisement
Grab your lab coat. Let's get started
Welcome!
Welcome!
Create an account below to get 6 C&EN articles per month, receive newsletters and more - all free.
It seems this is your first time logging in online. Please enter the following information to continue.
As an ACS member you automatically get access to this site. All we need is few more details to create your reading experience.
Not you? Sign in with a different account.
Not you? Sign in with a different account.
ERROR 1
ERROR 1
ERROR 2
ERROR 2
ERROR 2
ERROR 2
ERROR 2
Password and Confirm password must match.
If you have an ACS member number, please enter it here so we can link this account to your membership. (optional)
ERROR 2
ACS values your privacy. By submitting your information, you are gaining access to C&EN and subscribing to our weekly newsletter. We use the information you provide to make your reading experience better, and we will never sell your data to third party members.
Materials
Quiz: The science of space elevators
Space elevators have often starred in science fiction. Test your knowledge of the materials that could be used in their construction (if they were ever to become a reality).
by Andy Brunning, special to C&EN
July 8, 2024
Before you take our quiz on Space Elevators, make sure you check out our Periodic Graphic for some helpful hints.
What competing forces hold the cable upright under tension?
Approximately how wide would a space elevator tether cable need to be?
Approximately how long would a space elevator tether cable need to be?
Approximately how long would it take to manufacture a 100,000 km tether cable at a manufacturing speed of 1 m/s per second?
Approximately what tensile strength would a space elevator cable need to have?
Which of the following materials has the highest known tensile strength? (Pictured clockwise from top left)
Which of the following materials has the longest manufactured length to date? (Pictured clockwise from top left)
Chemical & Engineering News
ISSN 0009-2347
Copyright © 2024 American Chemical Society
The power is now in your (nitrile gloved) hands
Sign up for a free account to get more articles. Or choose the ACS option that’s right for you.
Already have an ACS ID? Log in
Join the conversation
Contact the reporter
Submit a Letter to the Editor for publication
Engage with us on Twitter