If you have a fragment of glass that weighs 5 grams and has a volume of 2.4 g/ml, what is the density?
A)12 g/mL.
B)7.4 ml/g
C)2.08 g/ml
D)0.48 ml/g

Gam radio signals can usually be heard behind a hill, but fm often cannot. that is, am signals bend more than fm. explain. (radio signals, as we shall see, are carried by electromagnetic waves whose wavelength for am is typically 200 to 600 m and for fm about 3 m.)

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

Ivana walks 2km north then turns around and walks 3km south