Quizes

Box 3: Vacuum cleaner Quiz

1. How do vacuum cleaners create suction?  A) They heat the air, causing it to rise. B) They release air, pushing dirt away. C) They decrease air pressure inside, drawing...

Box 2: Wireless Light Bulb Quiz

1. Who invented the Tesla coil? A) Albert EinsteinB) Thomas EdisonC) Isaac NewtonD) Nikola Tesla 2. How does a mini Tesla coil make sparks?  A) It uses water power. B)...