Do your weight hang low?

Classical Mechanics Level 3

A weight hangs at a steady height from a rubber band that is attached to the ceiling. Now, you turn on an air conditioner, significantly lowering the temperature of the room. What happens to the position of the weight?

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Do your weight hang low?

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 5 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.