An FM radio station broadcasts at 9. 23 × 107 Hz. Given that the radio waves travel at 3. 00 × 108 m/s, what is the wavelength of these waves? 0. 308 m 2. 77 m 3. 25 m 6. 50 m.

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

Which is an example of a reversible physical change?

An engineer decides to use a slightly weaker material rather than a stronger material, since she knows that the stronger material can break suddenly. this is an example of what? a choosing a material that will show warning before it fails b using composite materials that combine strength c using a material for multiple applications d using design techniques that increase efficiency and reduce cost