Science Form 3 Chapter 9 Space Weather

Sun is a type of .......

• planet.

• star.

• sun.

• moon.

Energy of sun produced from nuclear ______________ reaction.

• fusion

• fision

• reactor

• power

The sun layers are below EXCEPT......

• Corona

• Chromosphere

• Photosphere

• Solar wind

Fussion reaction occurs at ___________of the Sun.

• Convection zone

• Radiation zone

• Corona

• Core

Phenomena on the Sun surface EXCEPT

• Sunspot

• Solar Flare

• Solar wind

• Solar fire

The outer atmosphere of the sun, only visible during a total solar eclipse, is called the ______________

• corola.

• corona.

• chrome

• corotion

Solar flares, prominences, coronal holes, and coronal mass ejections are all due to disturbances in _____ on the sun.

• magnetic field

• radiation zone

• conduction zone

• core

These appear darker than the rest of the sun's surface (photosphere)

• Sunburn

• Sunspots

• Blackspot

• Corona

What protects Earth from adverse effects by dangerous particles from the Sun?

• Chromosphere

• Photosphere

• Avengers

• Magnetosphere

What have you learned today?