Which phrases describe a model in science? check all that apply

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?