What compact objects are left behind after a stars explodes in a supernova? (one or more answers may be correct).
a neutron star.
a black hole.
another star of low mass.
a white dwarf.

What was the most difficult obstacle to overcome in the creation of an autonomous state after indian independence was achieved? a british willingness to go to war to retain the region b. religious differences between hindus and muslims c. ethnic differences between tribal regions d. indian princes' inability to decide on a format of government

Rah is completing a school project on the expansion of fast food restaurants across the united states. she finds a map that shows a clear pattern of restaurants beginning in the east and expanding west. this map was most likely created using the technology of

What is the relationship between groundwater and aquifers?