Which action is an example of one of the five pillars of islam

What is the thickest layer of earth called?

Identify the youngest layer in the figure ( have to click one letter)

Renaldo and nasreen build an electromagnet by wrapping a wire around a nail and connecting the wire to both terminals of a battery. when they test the electromagnet, it can pick up 6 paper clips. their teacher wants all groups to pick up at least 10 paper clips. what could renaldo and nasreen do to increase the number of paper clips their electromagnet picks up?