Sun 101

What is the initial stage of a star's formation when a nebula collapses and its material condenses into a burning ball of gas?

• Red Giant

• Protostar

• White Dwarf

• Black Dwarf

What is the most abundant element in the Sun, acting as its primary fuel?

• Helium

• Nitrogen

• Hydrogen

• Carbon

What are the sudden, bright bursts of energy that occur on the Sun's surface?

• Sunspots

• Solar Flares

• Coronal Mass Ejections

• Prominences

What protects Earth from the harmful energy particles released by solar flares?

• The Moon's gravitational pull

• Earth's atmosphere and electromagnetic field

• The asteroid belt

• Jupiter's massive size

What phenomenon occurs when the Moon passes between the Sun and Earth, casting a shadow on Earth?

• Lunar eclipse

• Solar eclipse

• Meteor shower

• Aurora borealis

Which part of the Moon's shadow during a solar eclipse completely covers the Sun, resulting in a total solar eclipse?

• Antumbra

• Penumbra

• Umbra

• Corona

What is the final stage of our Sun's life cycle, after it has passed through the Red Giant and White Dwarf phases?

• Black hole

• Neutron star

• Black dwarf

• Supernova

If the Sun were to suddenly transform into a black hole, what would be the immediate effect on Earth's environment?

• Earth would be pulled into the black hole immediately.

• Earth would become extremely hot due to increased gravitational pull.

• Earth would become pitch dark and freezing cold.

• Earth's orbit would drastically change, causing it to fly off into space.

What is the approximate mass of the smallest known black hole, Unicorn, compared to the Sun?

• Half the mass of the Sun

• Equal to the mass of the Sun

• Three times the mass of the Sun

• Ten times the mass of the Sun

What is a supernova?

• A small, gradual dimming of a star

• A massive explosion at the end of a star's life cycle

• The birth of a new star

• A star slowly expanding into a red giant