Solar Activity and Its Impact

What phase is the sun currently entering in its 11-year cycle?

• A period of calm and stability

• A phase of increased solar activity

• A phase of complete inactivity

• A phase of decreased solar activity

Which type of solar flare is considered the most dangerous?

• A-Class

• B-Class

• X-Class

• C-Class

What is a key difference between solar flares and coronal mass ejections?

• Solar flares are cooler than CMEs

• CMEs are bubbles of gas with magnetic fields

• Solar flares last longer than CMEs

• CMEs directly affect the ionosphere

What happened in Quebec, Canada, in 1989 due to a solar flare?

• A geomagnetic storm caused a blackout

• A solar flare caused a heatwave

• A solar flare caused a snowstorm

• A CME caused a flood

What is the potential impact of a coronal mass ejection on Earth?

• Improved satellite communication

• Increased rainfall

• Mass power outages

• Decreased solar radiation

What recent sunspot has grown significantly and is being monitored?

• AR-305

• AR-306

• AR-307a

• AR-3085

What is the current status of sunspot AR-3085?

• It is causing immediate danger

• It is expected to calm down

• It is expected to grow rapidly

• It has disappeared

What is the role of space agencies like NASA in relation to solar activity?

• They prevent solar flares

• They ignore solar activity

• They monitor and study solar activity

• They cause solar flares

What is the expected trend in solar activity in the near future?

• Decrease significantly

• Increase significantly

• Cease completely

• Remain stable

What is the main protective feature of Earth against solar flares?

• The ocean

• The atmosphere

• The forests

• The mountains