Types of transport
Temperature scales
Types of camera
3. Whose experiments in transmitting electrical signals led to the invention of radios?
Thomas Edison
Guglielmo Marconi
Benjamin Franklin
4. What did John B. Dunlop invent in 1888?
Parachute
Microwave oven
Pneumatic tyre
5. Developed in 1880 by John Milne, what does a seismograph measure?
wind speed
earthquakes
atmospheric pressure
6. What wind-powered device was first built in Persia around 500 AD?
Wind-power generator
Hot air balloon
Windmill
7. Who invented the electric lamp?
Galileo
Edwin Hubble
Thomas Alva Edison
8. Who said E=mc2?
Albert Einstein
George Washington
John Logie Baird
9. Invented in 1942 by Jacques Cousteau and Emile Gagnau, what is an aqualung used for?
Breathing at high altitudes
Underwater exploration
To help asthma sufferers
10. What did Rudolf Diesel invent in 1892?
type of engine
Type of tractor
Flush toilet
