Biology and Geology.Teoría,
actividades y prácticas de laboratorio. 1º ESO Programa SELE • María
del Mar Vera Sánchez
Contents and activities
UNIT 5. The hydrosphere
HYDROSPHERE: it is all the water that exists on the Earth (in its 3 states: solid, liquid and gas).
YouTube: APPUSERIES “Learn About Planet Earth - Hydrosphere”
