Question

How did Otto von Guericke demonstrate air pressure?

Answer 1

Explanation:

In 1650 Guericke invented the air pump, which he used to create a partial vacuum. ... After he had removed the air from the sphere, horses were unable to pull the bowls apart, even though they were held together only by the air around them. The tremendous force that air pressure exerts was thus first demonstrated.

Answer 2

Answer:

Explanation:

To prove that a vacuum and atmospheric pressure existed, von Guericke performed one of his most well-known experiments: the Magdeburg Hemispheres. Von Guericke placed two 20-inch copper hemispheres together and used his pump to remove the air inside, creating a sealed vacuum