1 1) If you wanted to save money on your electric bill, all of the following would help except:
OA
using light bulbs that produce more light and less heat
OB.
using a heater that converts more energy into work
O c. lowering the temperature in your hot water
OD. leaving the refrigerator open to increase air circulation
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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.

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above