Physics, 13.05.2021 18:30 kimlyn58p0wyn0
Which types of waves do NOT require a medium to travel through? (check all that apply) *
3 points
radio waves
sound waves
seismic waves
UV waves
x-rays
infrared waves
Answers: 2
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You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the personโs average speed in kilometers per hour?
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Which types of waves do NOT require a medium to travel through? (check all that apply) *
3 points
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