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Vibrating Rubber Cellphones Vibrating rubber cellphones could be the next big thing in mobile communications. They allow people to press the phone to transmit vibrations along with their __________ 1 words. According to a research team at the MIT Media Lab in Cambridge, Massachusetts, the idea will make __________ 2 more fun. Many mobile phones can already vibrate instead of ringing __________ 3 you do not want people to know you are getting a call. But these __________ 4 are too simple for subtle communication, __________ 5 Angela Chang of the labs Tangible Media Group. Theyre either on or off, she says. But when you hold Changs rubber cellphone, your fingers and thumb wrap around five __________ 6 speakers. They vibrate __________ 7 your skin around 250 times per second. Beneath these speakers sit pressure sensors , so you can transmit vibration as well as __________ 8 it. When you squeeze with a finger, a vibration signal is transmitted __________ 9 your callers corresponding finger. Its speed __________ 10 on how hard you squeeze. Chang says that within a few minutes of being given the phones, students were using the vibration feature to __________ 11 emphasis to what they were saying. Over time, people even began to transmit their own kind of ad hoe Morse code, which they would repeat back to show they were __________ 12 what the other person was saying. | 
