An aeroplane flies between two airports that are 1500 km apart.
The flight takes 2 hours.
Wo...
Answers: 2
Physics, 23.06.2019 10:10, averagegirl27
·sound · parallel · mechanical · not a vacuum · needs a medium · compressions and rarefaction what type of wave is being described? a) compaction b) electromagnetic c) longitudinal d) transverse
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