Results

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

This online resource discusses the distribution of earth's water.

Why do astronauts appear weightless despite being near the Earth?

Basics of gravity and the Law of Universal Gravitation.

This YouTube video will guide you through a fun activity where you will draw the earth's continents and oceans.

The force that acts across the air gaps between magnets is the same force that creates wonders such as the Aurora Borealis. In fact, magnetic effects pervade our lives in myriad ways, from electric motors to medical imaging and computer memory. In this chapter, we introduce magnets and learn how they work and how magnetic fields and electric currents interact.

Introduction to magnetism: Wikipedia article that provides an overview of the concept.

This unit is about how things move along a straight line or, more scientifically, how things move in one dimension. Examples of this would be the movement (motion) of cars along a straight road or of trains along straight railway tracks.

This online resource discusses the importance of the ocean, the layers and composition of the ocean and how it moderates climates.

Speed necessary for the space station to stay in orbit.