We hope you are able to travel to far-northplaces like the Arctic Circle and see the Northern Lights at least once duringyour lifetime. We know you will never forget it!
31. The solar wind comes into being as aresult of______
A. disappearance of the Suns gravity.
B. unpredictable weather of the Sun.
C. fast flow of energy away from the Sun.
D. a stream of particles being blown away.
32. What happens when solar wind comes to theEarth?
A. A protective magnetic field is formed atthe same time.
B. It is trapped in magnetic belts around theEarth.
C. It destroys the protective magnetic fieldsurrounding the Earth.
D. It breaks magnetic field lines and doessevere damage to the ???
33. The Northern Lights are createdwhen______
A. atomic particles fall to the Earth and collidewith atmospheric gases.
B. the magnetic field lines fail toreconnect.
C. the electrons falling to the Earth shinein different colors.
D. oxygen and nitrogen are separated from theatmospheric gases.
34. Which of the following statements is trueof the Northern Lights?
A. Their movement is slow enough to be observedwith the eyes.
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