What is the amplitude of the wave

Describe the events that led to the partition of india, and explain the consequences of this event.

Combine like terms. do not forget to use the distributive property to simplify the first term. 2(3y + 5k) - 2k

The covers all of earth like a thin shell,but it is not a solid sheet of material.it is broken up into several large sections and many smaller ones. fill in the blank.