19. Which of these concepts is part of the Theory of Plate Tectonics? * O continents are fixed and don't move

O a flood shaped the earth's surface

O continents are in slow constant motion

O none of the above

Which modern technology has not made a great difference in the inuit way of life?

Pollution from one country can affect another. for example, south korea is especially affected by pollution and dust storms that come from

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?