para ver la parte mas alta de un árbol, necesitas girar tu cabeza en un angulo de 65 ¿ que tan lejos te encuentras del arbol si este tiene una altura de 9m ?

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.

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet. whats one advantage of using electromagnetic in devices