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a wave with a frequency of 600 hz is traveling at a speed of 200 m/s.
what is its wavelength?
a. 3 meters b. 1200 meters c. 0.75 meters d. 0.33 meters

Talia is manufacturing rolls of wire for hanging pictures. she needs a material that is so that it can easily be pulled into wire without breaking.

The path of a satellite orbiting the earth causes it to pass directly over two tracking stations a and b, which are 51 miles apart. when the satellite is on one side of the two stations, the angles of elevation at a and b are measured to be 87 degrees and 84 degrees, respectively. (a) how far is the satellite from station a? (b) how high is the satellite above the ground?

Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class