Electromagnetism

1._____________ is produced when electrons move from the orbit of one atom to the orbit of another atom. When electric current flows through a wire a ______________ is produced.

• Magnetism/Electricity

• Electricity/Magnetism

• Electricity/Magnetic Field

• Magnetic Field /Electricity

Choose the correct sentence.

• All magnets have two areas, called balls : north and south. They attract no metals.

• All magnets are blue and red.

• All magnets have two areas, called poles: north and south. They attract metals such as iron, steel. They also attract or repel other magnets.

• All magnets have two areas, called poles: east and west. They attract metals such as iron, steel. They also attract or repel other magnets.

When we place opposite poles of magnets near each other, they attract.

• True

• False

When we place same poles of magnets near each other, they attract.

• True

• False

If you break a magnet, two new magnets are formed.

• True

• False

Choose the correct sentence.

• The magnetosphere is essential because it protects us from the alliens and solar radiation.

• The magnetosphere is essential because it protects the Earth from solar radiation and it helps to navigate.

• The magnetosphere helps us to navigate with a compass and it protects from the sun and the moon.

The Earth´s North Pole is in the same place as its magnetic north pole.

• True

• False

The magnetosphere protects the Earth from the harmful rays of the Sun.

• True

• False

The north pole of a compass needle always points south.

• True

• False

The magnetosphere extends through the atmosphere.

• True

• False