SOLAR SYSTEM

UNIVERSE

THE SUN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Solar flares
A
cause Earth’s auroras at the poles.
B
can cause damage to the ISS and satellites.
C
increase charged particles in gases creating magnetic storms in Earth’s atmosphere.
D
can disrupt radio, telephone and television signals.
Explanation: 

Detailed explanation-1: -Solar Flares Can Cause Radio Blackouts on Earth When a strong enough flare occurs, charged electrons in the upper atmosphere can temporarily disrupt radio waves on the side of Earth that is facing the Sun, either degrading or completely absorbing them.

Detailed explanation-2: -Solar flares are large eruptions of electromagnetic radiation from the Sun lasting from minutes to hours.

Detailed explanation-3: -HF radio frequencies in bands between three and 30 MHz are particularly susceptible to disruptions from solar flares. A solar flare reduces HF frequencies, or makes them impossible to receive or broadcast over a period of time.

Detailed explanation-4: -A solar flare occurs when magnetic energy that has built up in the solar atmosphere is suddenly released. Radiation is emitted across virtually the entire electromagnetic spectrum, from radio waves at the long wavelength end, through optical emission to x-rays and gamma rays at the short wavelength end.

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