How many languages are official recognized by the constitution of india? list several of them.

What is the mercury length of time for one revolution around the sun?

Solve for r in the formula v = ir, when i = 5 and v = 15.

When geographers describe how two places are related to each other spatially, they are describing a. where the places are located in relation to one another b. what kinds of natural environments are around each place c. how each place is changing over time d. what kinds of cultures are in each place