A radio station transmits radio waves at 500KHz (500 000 HZ) whit a wavelength of 600m Calculate the velocity of the radio waves?

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An object's buoyant force and weight mean the same thing.a. trueb. false

Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.