If two stars have the same absolute magnitude, what can be a reason for the difference in their brightness?

¿cual es mas alta en baja california, la migracion o la inmigracion?

Which measure of humidity, relative humidity or dew point, best describes the actual quantity of water vapor in a mass of air

Name the two rivers that run through the fertile crescent. how were the rivers both positive and negative to societies of the fertile crescent?