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Experience the relationship between pitch and frequency through measurements.
This animation explains the most important characteristics of waves through sound waves.
This lesson introduces some basic ideas about sound.
Water boils at 100 degrees Celsius. But is it possible to boil water at room temperature?
This animation introduces the studies of astronomers and physicists whose works...
These great scientists had a tremendous impact on the advancement in physics.
Let's make musical instruments.
Direct action pumps and suction pumps are among the simplest water pumps.