Science Trivia Quiz #15 By Smore Science StaffMarch 14, 2025 New Quiz 11 Test your knowledge with this fun science trivia quiz 1 / 10 If your computer is running slowly, you might be told to add some RAM to it. What does RAM stand for? Read only memory Random access memory Rational actual memory Rotational added memory Wrong! Correct answer is B. Interesting Info: RAM comes on chips, which are easy to install in a computer. Correct! Interesting Info: RAM comes on chips, which are easy to install in a computer. 2 / 10 What part of a computer contains the circuitry for the central processing unit, keyboard, monitor, and sometimes other devices? Motherboard Video card CPU Monitor Wrong! Correct answer is A. Interesting Info:The motherboard is usually the most expensive part of the computer to replace. Correct! Interesting Info:The motherboard is usually the most expensive part of the computer to replace. 3 / 10 Don't let it shock you, but what component in a typical electrical circuit is used to store current? Resistor Diode Transistor Capacitor Wrong! Correct answer is D. Interesting Info: Capacitors come in many different sizes. Some can store enough energy to give you quite a shock if you aren't careful! Correct! Interesting Info: Capacitors come in many different sizes. Some can store enough energy to give you quite a shock if you aren't careful! 4 / 10 You take some copper wire and wind it around a steel nail. You connect both ends to a battery. What have you just made? A generator A motor An electromagnet A heating coil Wrong! Correct answer is C. Interesting Info: When electricity flows through the copper wire, the magnet will be on, and magnetic items will be attracted to the nail. Correct! Interesting Info: When electricity flows through the copper wire, the magnet will be on, and magnetic items will be attracted to the nail. 5 / 10 You probably have a lot of LEDs around your house, in everything from clock radios to cars. What does LED stand for? Laser emitting diode Laser emission device Light emitting diode Light emission device Wrong! Correct answer is C. Interesting Info: Diodes are devices that allow current to flow in only one direction. LEDs, naturally, emit light when the current is flowing. Correct! Interesting Info: Diodes are devices that allow current to flow in only one direction. LEDs, naturally, emit light when the current is flowing. 6 / 10 This will turn you on- and off! What device in a circuit is used to open and close the circuit? Switch Diode Resistor Capacitor Wrong! Correct answer is A. Interesting Info: Switches come in many types, but all can open and close electrical circuits. Correct! Interesting Info: Switches come in many types, but all can open and close electrical circuits. 7 / 10 IEEE 1394, a standard for linking computers and peripherals together, allows extremely rapid communication between devices. By what common name is this hot technology known? Firewire USB Hotwire Ethernet Wrong! Correct answer is A. Interesting Info: Invented in 1995, FireWire is now standard on many computers and devices. It is up to 40 times faster than USB Correct! Interesting Info: Invented in 1995, FireWire is now standard on many computers and devices. It is up to 40 times faster than USB 8 / 10 What computer company produced the Lisa and the Newton? IBM Apple Acorn Dell Wrong! Correct answer is B. Interesting Info: The Lisa was one of the first "all in one" computers, with monitor and CPU in the same casing. The Newton was a forerunner of the modern PDA. Correct! Interesting Info: The Lisa was one of the first "all in one" computers, with monitor and CPU in the same casing. The Newton was a forerunner of the modern PDA. 9 / 10 PDAs are all the rage these days. What does PDA stand for? Palm-sized digital assistant Personal desktop assistant Palm desktop assistant Personal digital assistant Wrong! Correct answer is D. Interesting Info: PDAs can link to and share information with standard-sized computers. Correct! Interesting Info: PDAs can link to and share information with standard-sized computers. 10 / 10 Some technical gadgets help us find our way by communicating with a network of satellites. What 3 letter acronyms is used to describe this network? LED GPS GSA LCD Wrong! Correct answer is B. Interesting Info: GPS stands for Global Positioning System. The devices are actually receivers for the 27-satellite Global Positioning System network. By triangulating with the satellites, a GPS pinpoints our location. Correct! Interesting Info: GPS stands for Global Positioning System. The devices are actually receivers for the 27-satellite Global Positioning System network. By triangulating with the satellites, a GPS pinpoints our location. Your score isThe average score is 59% 0% Restart quiz Copyright @smorescience. All rights reserved. Do not copy, cite, publish, or distribute this content without permission. Join 20,000+ parents and educators To get the FREE science newsletter in your inbox! SUBSCRIBE TO OUR NEWSLETTER .......... .......... Subscribe to our mailing list to get updates to your email inbox. Monthly Newsletter *Invalid email address. Yes! Sign Me Up Please Check our past science newsletters