What is the wavelength of the wave with a frequency of 3x10^9 hz.

In 1999, the u.s. announced trade sanctions worth $116.8 million, targeting goods from france, germany, italy and denmark. the sanctions were in retaliation for a ban on u.s. hormone-treated beef by which organization?

Earth takes in thermal energy from the sun in a process called . sunlight strikes earth’s surface at different angles. this angle is called the angle of . btw its

Trey has answered 15 e-mails. this is 20% of e-mails he must answer. how many e-mails does he need to answer? pls ; op'; ; p'[o; pio; uiylutryte