pulleys at work · the first sideways elevator is being tested in germany. it can travel up and...
TRANSCRIPT
Fishing rods
use pulleys to reel
in the catch.
Learn about these simple machines.
Pulleys at Work
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A pulley uses a wheel and a rope, cord, or chain. Pulleys help us lift things that are heavy. Here are some examples of pulleys at work.
Setting SailSailboats use pulleys.
Pulleys help raise the sails, turn the boat, and more.
Get a Lift Get a Lift Get a Lift
Safety FirstA rock climber wears a
harness. It is attached to a person with a pulley. This helps keep the climber from falling if he or she slips.
Heavy LoadPulleys help us build.
Cranes use pulleys. So do other construction machines.
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This is what a pulley looks like up close.
Pulleys make it easier to lift heavy things. Can
you think of other everyday examples of pulleys?
Top of the SlopesA ski lift takes people up ski
slopes. It is made of many pulleys. One of them is huge! Take a look at it here.
TIME FOR KIDS
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New Heights
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The world is full of incredible elevators. Many of them use pulleys. Here are a few of TFK ’s favorite elevators.
The first sideways elevator is being tested in Germany. It can travel up and down, too! Some people say it is the elevator of the future.
TIME for Kids Edition K–1 (ISSN 2156-5023) is published weekly and mailed monthly from October through May, except for a combined December/January issue, by Time USA, LLC. Volume #10, Issue #26. Principal Office: 3 Bryant Park, New York, NY 10036. Periodical postage paid
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The world’s fastest elevator is in Shanghai Tower, in China. It travels almost as fast as a cheetah can. Whoosh!
The Burj Khalifa is the world’s tallest building. It is in Dubai. This building’s elevators are the third-fastest in the world.
The Bailong Elevator is the tallest outdoor elevator on Earth. It is on the side of a cliff, in China. Would you want to ride in it?
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