In 1 minute, a mass of 9 000 kg of water flows through the turbines. The speed of the water is 30 m/s
Calculate the total kinetic energy of the water passing through the turbines in 1 minute.
Give your answer in kilojoules (kJ).

The field lines around one end of a bar magnet are shown below based on the diagram, what can you conclude about the pole of the magnet? a.is a south pole because the field hnes spread out from this end b.a north pole because the field lines spread out from this end c.a nouth pole because the field lines enter the magnet at this end d.is a north pole because the field lines enter the magnet at this end