History 04 Lesson 155

Lightning Rod- Who invented it? Benjamin Franklin. When was it invented? 1752. Where was it invented? Philadelphia. How does it work? It intercepts flashes and guides lightning currents into the ground. Why is it important? So that buildings don’t get destroyed of catch fire after a lightning strike. Benjamin Franklin- Ben franklin was born JanContinue reading “History 04 Lesson 155”

History 04 Lesson 150

The Parachute- Who invented it? Louis-Sebastian Lenormand. When was it invented? 1783. Where was it invented? France. How does it work? When falling a parachute creates air resistance and the air resistance and gravity cancel each other out. Why is it important? Because people don’t die after jumping out of a plane. Selective breeding- WhoContinue reading “History 04 Lesson 150”

History 04 Lesson 120

Christiaan Huygens- Who invented him? God did in April 14, 1629. He invented him at The Hague Netherlands. He invented several things, and his biggest invention is the pendulum clock. And he discovered multiple things, and his biggest discovery was the rings of Saturn. Calculus- Who invented it? Isaac Newton gets the credit even thoughContinue reading “History 04 Lesson 120”