F the tube length is 1 m, what is the wavelength of 1 wave

not sure. I'll try answering this later

Explanation:

I'm not sure. I'll try answering this later

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."

radiation warms things up temp rises convection currents air circ windy weather