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What is meant by amplitude and intensity of sound?

In the context of sound, the amplitude is the size of vibrations, determining how loud a sound is to be. Put it simply, the amplitude is the height of the peaks of a sound wave. Let's try to understand the concept with the example of the sea.... Read More

General Science Questions & Answers - Science Quiz

Some general science questions along with the answers are mentioned below. These general science questions & answers cover a wide variety of subjects such as chemistry, biology, physics, space, earth, animals, the human body and more, so they... Read More

Networking Concepts - Computer Networks

1. What are the two types of transmission technology available? Broadcast and point-to-point 2. What is subnet? A generic term for section of a large networks usually separated by a bridge or router. 3. Difference between the communication... Read More

Facts about Dreams

A dream is a certain reality, and reality is a certain dream. The best thing about a dream is, when you wake up, it’s over. Here are some interesting facts about dreams. Incomprehensible Dreams are so difficult to understand because they are... Read More

21 Cool and Unusual USB Powered Devices

Have a look at some of the unusual USB powered devices displayed below. Shake things up with these 21 cool and unusual USB powered devices. 1. USB Powered Air Conditioned Shirt This shirt has two fans that circulate air to keep you dry. It has a... Read More

Everyday Science Quiz Questions & Answers - Part 4

76. Question: Why is a new quilt warmer than an old one?Answer: In a new quilt the cotton is not compressed and as such it encloses more air which is bad conductor of heat. Therefore, it does not allow heat to pass. 77. Question: Curved rail... Read More

General Science Quiz - Multiple Choice Questions with Answers

Here are some general science quiz questions along with answers to increase your general knowledge about science. General Science Quiz Questions Which instrument is used to measure pressure? Saccharimeter Ammeter Manometer Lactometer ... Read More

Popular Inventions - Quiz Questions & Answers

Which Italian inventor succeeded in transmitting wireless waves over long distances for the first time? Who set up the first English printing press? Galileo Galilee has two famous inventions to his credit. What are they? Four... Read More

Medicine and Health - Quiz Questions & Answers

What do you call the Chinese system of healing with insertions of needles into the body? Which British biochemist first found the presence of vitamins in fresh food? (a) What oil is sometimes applied to gums and teeth to relieve pain? ... Read More

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