Practice Quiz - Comets, Meteors and Polar Auroras

Ball of ice, rock and as it travels, leaves gas and dust long tail.

• Comet

• Asteroid

• Meteor

• Star

Rocks that are found between Jupiter and Mars

• Comet

• Mars

• Asteroid

• Meteorite

Three parts to a comet

• Tail, head/nucleus, and halo

• Dust and gas

• Head, tail and arm

• Rock, Ice and head

Gas and dust make up which part of a comet

• Tail

• Tail and halo

• Head and Tail

Phases of the moon that is fully lit by the Sun?

• Waxing crescent

• Third-quarter

• Full moon

• New moon

What is solar wind?

• Particles such as iron, carbon being emitted by the Sun.

• A shield that protects Earth

• Wind

• The top layer of the atmosphere

What is the magnetosphere?

• Air

• Magnets that surround our Earth

• A large magnetic field that protects Earth from the solar wind.

Why do polar auroras happen at the poles? Pick the best option.

• The magnetosphere is weak at these points, it is the entry and exit point and due to an overload in solar wind particles

• Overload of solar wind particles

• Weak at the poles

• Gravity is stronger at the poles

The reaction between oxygen in our thermosphere and the particles from the solar wind give off what colour?

• Yellow

• Blue

• White

• Purple

What polar aurora happens in the North Pole?

• Northern lights

• Aurora Borealis

• Aurora Australis