Resultaten

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

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.

Basics of gravity and the Law of Universal Gravitation.

An image that illustrates light reflecting off a plain mirror.

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

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.

Outcomes

By the end of this course you will:

• Be able to define the 'reflection of light'
• Understand the difference between reflected and incident rays
• Be familiar with the two types of reflection viz.: regular and irregular reflection
• Have an understanding of the laws of reflection

Speed necessary for the space station to stay in orbit.