Acceleration due to gravity at the space station
What is the acceleration due to gravity at the space station.
What is the acceleration due to gravity at the space station.
These two short online tutorials discuss how the earth rotates and then the earth's revolutions.
In the first URL, the YouTube video explains why earth has spring, summer, autumn and winter seasons. The second URL summarizes the key takeaway points.
This YouTube video delves into the impact that tourism can have on a country's economy.
This YouTube video delves into the impact that tourism can have on the environment.
Why do astronauts appear weightless despite being near the Earth?
Basics of gravity and the Law of Universal Gravitation.
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 YouTube video explains how river basins are formed.
This 20 minute YouTube video explores the differences between small and large scale agriculture and the uses of each.