Grade 9 · English as a foreign language
This quiz helps revise “Science and inventions” in English as a foreign language for grade 9. It has 25 questions in five categories: Invention pioneers, Medical breakthroughs, Power and motion, Everyday technology, Science tools. Questions get harder as the points go up, from 100 to 500.
The 100- and 200-point questions are open here. The rest show only their first words, and there are no answers: all of that is in the game itself.
Who received a U.S. patent for the telephone in 1876?
Who made the first controlled, powered airplane flight in 1903?
Who developed movable-metal-type printing…
In the gameWho proposed the system…
In the gameWho announced a stacked-disc…
In the game
What kind of radiation did Wilhelm Röntgen discover in 1895?
What antibiotic did Alexander Fleming discover in 1928?
Which disease did Edward…
In the gameWhat process heats milk…
In the gameWhat hormone was successfully…
In the gameWhat device changes electrical energy into mechanical motion?
What device changes mechanical motion into electrical energy?
Whose separate condenser greatly…
In the gameWhose 1888 alternating-current motor…
In the gameWho discovered electromagnetic…
In the gameWhat display accepts input when a user touches its surface?
Which satellite system helps a receiver calculate its position and precise time?
What machine builds a…
In the gameWhat 1994 DENSO invention…
In the gameWhat optical effect keeps…
In the gameWhat instrument magnifies objects too small to study clearly with the naked eye?
What instrument gathers and focuses light from distant astronomical objects?
What instrument records ground…
In the gameWhat instrument measures the…
In the gameWhat machine uses electric…
In the gameAll 25 questions and the answers are in the game. Invite your class or friends with a link — guests need no account.