0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What lens detects invisible ink?
An optical lens can only bend light, not make something appear. An optical filter might help, but only under certain lighting conditions.
How do they make fluorescent colors?
A special chemical is added to the ink called an optical dye. The optical dye kind of makes normally invisible elements of the color such as ultra-violet visible. Have you ever noticed how some white clothes have a blue appearance? Again this is the effect of optical dyes used in laundry detergent to attempt to make a "whiter" white.
What is the dependent variable in an invisible ink experiment?
What are the dependent and the independent variables in the invisible ink experiment ie To identify the best invisible ink experiment.
What is the difference between MICR and OCR?
MICR stands for Magnetic Ink Character Recognition. OCR stands for Optical Character Recognition. The former uses magnetic ink, the latter doesn't.
Are any cow substance make ink?
no cows do not make ink they make milk.
What is analog signal full definition?
a continuously variable signal. it could be electronic, mechanical, hydraulic, optical, etc.
How do you make Indian ink?
There is a special tree in India, and it has some kind of balls on it, and if you smash it you will get ink, so that's how you make Indian ink.
How do you make molotow ink?
Molotow is paint and ink mixed together. To make it, just mix paint and ink together and use it in a pen.
How tall is an amoeba?
variable shape but probably as tall as wide. Since can see through optical microscope approx 0.001"?
What discovery did the optical telescopes make?
the optical telescope has discovered objects on earth and in space
What is the conclusion to making invisible ink?
to tell how you can make invisible ink
What did monks make ink with?
I think they used plants and minerals for ink.
