How do north and central america differ

Wegeners theory of continental drift states that the continents have changed throughout history while the theory of plate tectonics

Fill in the combination notes for the main idea shown

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?