Describe each of the inventions you studied in this course this week, and how they impacted history.

Trebuchet, the Trebuchet is a war machine, that is like this it has a wait on one end and like a bag of sorts one the other, it was used to fling stuff over walls and to brake walls and it was used to fling over dead bodys so the people would get disseys and die. The Trebuchet is and has a very good impact on history.

Vertical windmill, the Vertical windmill is a machine with three or fore or maybe five things that are like fat sticks, that spin and then creates energy. It is used instead of the water wele it was used where you don’t have water there you could use it.

Stern-mounted rudder it was the thing on the back of the boat that guides the boat like left, right and straight it was a big impact on history, because think about it you are on a boat and there is no steering wheel what would you do?Comment below.