Describe the flow of current through an electric heater when the heater is switched on

Which position represents spring in the southern hemisphere? a) b) c) d)

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

How does the viscosity of magma change as magma cools?