3. Shortwave radio is broadcast between 3.50 and 29.7 MHz, To what range
of wavelengths does this correspond? Why do you suppose this part of
the spectrum is called shortwave radio?

What is the magnitude of the acceleration vector which causes a particle to move from velocity −5i−2j m/s to −6i+ 7j m/s in 8 seconds. answer in m/s.

Which branches of natural science include the study of an organism that lived 10 million years ago

Object a has a length of 3 cm, a width of 2 cm, and a height of 4 cm. object b is dropped into a graduated cylinder. it displaces 19 ml of water. the volume of object a is: a: greater than the volume of object b b: less than the volume of object b c: equal to the volume of object b