Andy holds an ice cube in his hand until the cube melts. By that time, Andy's hand has become very cold. What is the most complete description of happened?
The thermal energy from Andy's hand flowed in to the ice cube, melting it.
O The cold energy of the ice cube cancelled out with the heat energy of Andy's hand, cooling his hand
and melting the cube.
As the ice cube melted, the water evaporated via sublimation, cooling Andy's hand.
The ice cube's cold energy flowed into Andy's hand, making his hand cold.
Question 5
10 pts

Which type of electromagnetic waves are dangerous enough to be used to kill cancerous cells? (a)gamma rays (b)visible light (c)infrared light (d)microwaves

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.

How would a small bar magnet be oriented when placed at position x?