Free points ya'll have a nice day

From the standpoint of geography,a is an internal rendering of an individual's known world

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?

Irrigation machinery has the amount of irrigated land in the us. a. doubled b. tripled c. quadrupled d. quintupled