(I hope that the legal owners of the copyright will understand that this blog is only for educational purposes)
. STORMY WEATHER
Are you brave enough to make a forecast? Look at this drawing and try to do it. Find a weather map for tomorrow here
Meteorologists use weather maps to plot the weather and to work out what it's going to happen. Make your forecast and check it, wait a few days and see. And remember that even the experts sometimes get things wrong.
. What on earth is a hurricane?
They're hair-raising hurricanes in the
A hurricane begins over the sea. But it's a bit choosy about which sea it picks. It must be nice and warm and humid. Somewhere truly tropical, like the
Inside a hurricane
1 Warm sea heats air above it. Warm, moist air rises quickly...
2 ...creating low pressure at the surface. More air sweeps in, then starts spiralling upwards.
3 The Earth's rotation makes the rising air twist round a centre called the eye.
4 Rising air cools, condenses and makes towering thunderclouds and torrential rain.
5 The hurricane spins away. Byeee!
Hurricane winds blow anticlockwise north of the equator and clockwise to the south.
Are there now hurricanes over the Atlantic ocean? Visit the American web-site of the National Hurricane Center
. Make a brief report about hurricane Mitch that devastated Central America in 1998