Results

What is the acceleration due to gravity at the space station.

Applying Newton's first law to answer some true/false statements about why objects move (or not).

Why do astronauts appear weightless despite being near the Earth?

This YouTube video explains how to calculate an irregular area on a map.

This YouTube video explains how to calculate a regular area on a map.

Figuring out the acceleration of ice down a plane made of ice.

Basics of gravity and the Law of Universal Gravitation.

This online tutorial guides you through what information a map shows, map legends and the different types of maps which are available.

An elaboration on how to use Newton's second law when dealing with multiple forces, forces in two dimensions, and diagonal forces.

An elaboration on some of the common misconceptions in dealing with Newton's Third Law. He also shows how to correctly and reliably identify Third Law force pairs.