Podcast
Questions and Answers
Why are electric wires coated with polyvinylchloride (PVC) or a rubber-like material?
Why are electric wires coated with polyvinylchloride (PVC) or a rubber-like material?
What happens when metals strike a hard surface? Do they produce a sound?
What happens when metals strike a hard surface? Do they produce a sound?
Why are school bells made of metals?
Why are school bells made of metals?
Do non-metals also have physical properties similar to that of metals?
Do non-metals also have physical properties similar to that of metals?
Signup and view all the answers
Non-metals are either solids or ______ except bromine which is a liquid
Non-metals are either solids or ______ except bromine which is a liquid
Signup and view all the answers
The wires that carry current in your homes have a coating of polyvinylchloride (PVC) or a ______-like material
The wires that carry current in your homes have a coating of polyvinylchloride (PVC) or a ______-like material
Signup and view all the answers
The metals that produce a sound on striking a hard surface are said to be ______
The metals that produce a sound on striking a hard surface are said to be ______
Signup and view all the answers
You must have seen that there are very few non-metals as compared to ______
You must have seen that there are very few non-metals as compared to ______
Signup and view all the answers
