Solar Wind and Sun Characteristics

Mr. Biter introduces the sun, explaining its importance as the closest star to Earth. He describes the sun's characteristics, including its medium size and yellow color. The video covers the sun's internal structure, detailing the core, radiative zone, and convection zone, and explains the fusion process that powers the sun. The sun's atmosphere, including the photosphere, chromosphere, and corona, is discussed, along with solar phenomena like prominences and solar wind. The video also covers magnetic activity, sunspots, and solar flares, highlighting their effects on Earth and the solar system.

What type of star is the sun?

• A giant red star

• A small white dwarf

• A medium-sized yellow star

• A massive blue star

What process in the sun's core produces energy?

• Fusion

• Evaporation

• Combustion

• Fission

Which layer of the sun is visible during a solar eclipse?

• Chromosphere

• Radiative Zone

• Photosphere

• Corona

What is the significance of the sun's photosphere?

• It is the hottest layer

• It emits most of the sun's light

• It is the core of the sun

• It is the outermost layer

What causes sunspots on the sun's surface?

• Gravitational pull

• Nuclear reactions

• Solar flares

• Magnetic activity

How often does the sunspot cycle occur?

• Every 50 years

• Every 20 years

• Every 11 years

• Every 5 years

What are coronal mass ejections?

• Solar winds

• Sunspots

• Bubbles of gas and magnetic fields

• Small solar flares

What natural phenomenon on Earth is caused by solar wind?

• Volcanic eruptions

• Tornadoes

• Auroras

• Earthquakes

What protects Earth from the harmful effects of solar wind?

• The ozone layer

• The ocean

• The atmosphere

• The magnetosphere

What is the primary component of solar wind?

• Neutrons

• Charged particles

• Photons

• Electrons