(4) what is the wavelength in meters and energy in joules of a photon in a radio wave from an am station that has a 1530-khz broadcast frequency?

What is the primary purpose of a game reserve?

Which of the following statements is true? a. there is not enough food produced in the world to feed everyone. b. the biggest cause of hunger and malnutrition is the cost of getting food to people who need it most. c. most countries have enough arable land and resources to feed their own population and export a surplus d. malnourishment is only seen in a few countries with very limited food supplies.

Identify the type of weathering seen in each picture ? chemical weathering mechanical weathering