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This animation demonstrates Sir Isaac Newton's three laws of motion that laid the...
In this experiment, we use buoyancy to study the balance of two glasses of water.
Find out whether the marble reaches the finish line faster on the straight or on the curved slope.
This lesson helps to understand the Doppler effect.
A force can be measured by measuring the twisting of the torsion wire in a torsion balance.
This lesson presents the concept of speed.
In certain cases, liquids do not mix together, and form layers instead. See what happens when we...
Experience the relationship between pitch and frequency through measurements.