Read the passage below and choose the right answer to the following question (choices are warm day or colder day? ):  For a given medium such as air, sound has a slower speed at lower temperatures.   Would a microphone designed to listen for avalanches detect the sound of falling snow sooner on a warm day or colder day??
warm day
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Read the passage below and choose the right answer to the following question (choices are less energy or more energy. ):  With higher frequencies, the microwaves also have more energy.   Tim adjusted his microwave so that it was at a higher frequency. This resulted in the waves inside the microwave to have less energy or more energy.?
more energy.
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Read the passage below and choose the right answer to the following question (choices are increases or decreases ):  When we add resistors in parallel to each other the total resistance decreases and the current increases.   Eric adds resistors in parallel to a circuit. The total current increases or decreases?
increases
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Read the passage below and choose the right answer to the following question (choices are more or less ):  The longer the resistor, the more resistance it has.   Terry adds a shorter resistor to the circuit. The resistor offer more or less than the other one?

less
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