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Why did spies in the American Revolution use invisible ink to write letters and messages?
Invisible ink messages could be used to evade detection.
What do you use to make invisible ink visible?
if its milk you heat it
If you use invisible ink how do you know your ink runs out?
Invisible ink isn't actually invisible. The writing done with invisible ink is invisible, and can be read only after applying certain treatments. For example, orange and lemon juices are invisible inks. Orange and lemon juices are perfectly visible, but when you write with them, the text becomes invisible. The text can be read only if the paper is kept under ultraviolet light, or if it is slightly heated.
How do you know when invisible ink runs out?
When you use your secret pen and there are no words showing up on the paper that means your out of ink.
What part of the water cycle does invisible ink involve?
what part of the water cycle have invisible ink involved
What temperature does the water have to be to make invisible ink?
You can use water at room temperature.
Can you do the invisible ink experiment with lime?
The way invisible ink works depends on the method used to make it.
What is the hypothesis of an invisible ink?
The hypothesis of an invisible ink could be that the ink will become visible when exposed to a certain type of light or heat, based on the properties of the ink's chemical composition.
What are the release dates for Invisible Ink - 2011?
Invisible Ink - 2011 was released on: USA: 2011 (video premiere)
What are the release dates for Invisible Ink - 1921?
Invisible Ink - 1921 was released on: USA: 3 December 1921
What actors and actresses appeared in Invisible Ink - 2011?
The cast of Invisible Ink - 2011 includes: Pete Rush as Justin
What are the ratings and certificates for Winky's Invisible Ink - 1914?
Winky's Invisible Ink - 1914 is rated/received certificates of: UK:U
