Light enters a substance from air at 30 degrees to thenormal.
it continues through the substance at 23 degrees tothe normal. what
would be the critical angle for thissubstance?

Asteady current of 1 ais flowing through a conducter calculate the number of electrons that flows through conductor in 1second

Give your knowledge of these things in your paper, you will compare and contrast analog and digital signals to determine which is more reliable for encoding and transmitting information. you’ll compare these features: signal shape numerical values for signal measurements amount of data that can be transmitted energy requirements privacy and security (ability of the signal to be encoded in a secret code) clarity of signal in the space provided, write down what you already know about any of these features. if you’re not sure, write down questions you might have about the features.

Which best describes what forms in nuclear fission? a. two smaller, more stable nucleib. two larger, less stable nucleic. one smaller, less stable nucleusd. one larger, more stable nucleus