Answer:
I don't know the answer I hope you find it tho good luck##
If I am correct a <span>child holds a toy above her head and then lets it fall to the ground. </span>
Two thermometers, calibrated in celsius and fahrenheit respectively, are put into a liquid. the reading on the fahrenheit scale is four times the reading on the celsius scale. the temperature of the liquid is:
This assumes that the wave has velocity c (is light).