Identify the Invention
This invention increased cotton production.
Cotton Gin
You ride this on two wheels
Motorcycle
How many cats does Mr. Cho have?
2
This invention enabled the mass production of cars.
Internal Combustion Engine
You use this at the dentist during a surgery
Anesthesia
Is the field trip free dress down?
Yes
This invention was used to excavate tunnels and in wars.
Dynamite
This is also called TNT
Dynamite
Howard Zinn
This created a reliable source of energy
Voltaic Pile
This invention is used in dumps.
Electromagnet
What is the answer to this problem
3 + (-5) =
This enables communication over vast distances.
Telegraph
Typewriter
What is Mr. Cho drinking today?