A Cartesian diver is an object with a compressible air bladder to change its density. When the diver is placed in a sealed water bottle and the bottle is squeezed, the diver sinks. When the bottle is ...

Density describes substances based on much mass they have in a certain volume. Increasing pressure causes a gas to decrease in volume while it’s mass stays the same. Objects that are more dense than ...

IF for some reason or other the quantity of gas in a Cartesian diver decreases or increases, the the pressure to bring the driver to a standstill at a fixed level will change correspondingly, that is ...

1) The first thing you will want to do is to test your ketchup packets to find one or more that will float. You can do this in a drinking glass or even in the kitchen sink. You will notice that most ...