Moon Free Fall

Classical Mechanics Level 1

A whale and a chihuahua dog are in free fall while skydiving on the moon (there is no air resistance).

Which animal has a greater acceleration?

Note: Don't worry about the whale and the chihuahua, they're skydiving with MoonJumps Inc. which supplies them with rocket packs for a safe landing.

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 6 million people

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