Physics, 31.07.2019 01:30 myaaa13754
Which characteristic accounts for the fact that red lights are used in dark rooms and do not expose negatives during developing? a) small size b) low energy c) high energy d) high velocity
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Physics, 21.06.2019 18:40
What best describes a sonar wave? transverse and electromagnetic transverse and mechanical longitudinal and electromagnetic longitudinal and mechanical
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There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
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Physics, 22.06.2019 15:50
If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work is needed to stretch it 27 in. beyond its natural length?
Answers: 1
Which characteristic accounts for the fact that red lights are used in dark rooms and do not expose...
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