The temperature needed to keep the earth’s surface and the atmosphere in thermal equilibrium is called ______ ?

6 years ago

A. the surface temperature B. equilibrium temperature C. the mean global surface temperature D. global temperature

The river Sutlej, on which the Bhakra Dam has been built, originates from _______ lake ?

6 years ago

A. a spring in Vering B. near Bara Lacha Pass in Lahul C. Rakas lake in Tibet D. Mansarovar lake

Ethiopia and Eritrea, longtime foes who fought a border war from ______ to ______ ?

6 years ago

A. 1996 to 1998 B. 1998 to 2000 C. 2000 to 2002 D. 2002 to 2004