The speed of sound in air is approximately 340 m/s. The speed of light in air is approximately 3 x 10^8 m/s. If a lightning strike occurs three kilometers away, how much time elapses before you hear the thunder?
What will be an ideal response?
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Manufacturers that produce both smart phones and tablets typically replicate the ____________ on both devices.
Fill in the blank(s) with the appropriate word(s).
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Given the partial traverse shown in Figure P7–10, place the following items in the table:
Bearing of each property line (course) Distance of each course ? Cosine of each bearing angle Sine of each bearing angle Latitude of each course ? Departure of each course
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Forests are important because they are part of our _____
a. families c. ecosystem b. neighborhoods d. industries
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Which of the following would be an impurity to pure silicon?
A. Gallium B. Germanium C. Geranium D. Cathodes
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