Questions

Stratification as actually the settling down of sediments with different properties to form layers/strata over years. Stratification especially occurs on the bed of water bodies such as oceans.

Stratified sedimentary rocks are used to study the ecological conditions over previous years/eras.  

The other choices like Windstorms, Glacial Ice and Stream water are mediums which sediments are transported.

Electrical burns occur principally because of the heat generated by the flow of electrical current through the body.

Burns caused by electricity are divided into three types:

electrical burns,

arc burns, and

thermal contact burns.

Electrical burns can result when a person touches electrical wiring or equipment that is used or maintained improperly.

A Needle works when it has thread in its eye that is in its tiny hole.

It is a set of rules defining a very simple virtual terminal interaction. The NVT is used in the start of a Telnet session.

In the first figure, number of triangles are 5.

In the second, the figure becomes double then the number of triangles also doubles.

i.e, 10.