Liquid Nitrogen Bottle Rockets Liquid nitrogen floats on top of the warm water, expanding thus propelling the soda bottle upwards with extreme force. Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts Scientists Come a Step Closer to “Regrowing” Limbs Another Look at Magnetic Levitation Ever Seen a Liquid Simultaneously Freeze and Boil? Watch How Uranium Emit Radiation Inside a Cloud Chamber Edible Water “Bottle” Buoyancy Quiz Experiment