How did technological advances affect World War II?

It brought in new forms of weapons like gas, tanks etc as well as zelphins (big flying balloons with weapons)

Radio navigation systems transformed the accuracy of bombers, allowing them to hit their targets with much greater precision. Other inventions like Radar and landing systems changed the way the war was fought and how countries defended themselves from attacks. Jet engines and advances in Planes led to a new way of fighting in the air