Maria determines that the wavelength of a sound wave is 2.50 meters and that the wave is traveling at 340 m/s. What is the frequency of the sound wave?

What element is in the lathanide family?

2. you__turn left on a red light if you are in the left-most lane of a one-way street, you're turning into the left-most lane of a one-way street, and no nearby sign prohibits the turn.

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?