There are many uses of the electromagnet, it is used to invent generators and electric motors, used it to control the switch relay, use in practical industries, and even in an electric bell etc. Because the electromagnet is a type of magnet in which the magnetic field is produced by the electric current.
The test tube with the materials in it that stays the same to be compared to experimental test tube.
another name for test tube is culture tube or sample tube
It depends on what size test tube you are using.
If a test tube is clean and dry, then there should be nothing in it.
You first get a bowl of tap water, get a test tube with the argon in it. Take out the cork screw out of the test tube. Get a splint put it over the test tube when you open it and it it pops that means it is a metal
It is subjective as to whether a test tube baby is immoral or not. Some religions feel that it is.
It is the control
Distilled Water!
when was test tube first made,when and who?
test tube is classified in to various types namely hard test tube ,boiler test tube,20 ml test tube
perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test
A test tube (or sample tube) has no errors.
Test tube brush=use for cleaning test tubes
Test tube holder
Clamping a test tube
no.
to hold the test tube
it vapourise from the test tube