General Quiz- Level 2

The equinox, which occurs in March and September, is a period when the sun is directly over the equator, resulting in days and nights being of equal length.

Hydrogen is the most abundant element in the universe. Approximately 73% of the mass of the visible universe is in the form of hydrogen.

Scintillation, which gives us twinkling stars to gaze upon, is caused by turbulence in the Earth’s atmosphere

Jupiter has the largest Moon in our solar system – Ganymede

Exact speed of light is 299,792,458 m/s. Nothing in this universe can travel faster than this speed.

Edwin Hubble speculated that our universe is expanding by studying the red shifting of distant galaxies

Energy of any electromagnetic wave is measured by E=hf, where f is frequency

Gravitational waves is a wave passing through fabric of spacetime and it also travels at the speed of light

Johannes Kepler discovered that planets revolve in elliptical path

Mars has the tallest mountain in the solar system – Olympus Mons

KBC Void is the largest void in the universe – At nearly 2 billion light-years in diameter. Our galaxy in this void.

The sun sends out a constant flow of charged particles called the solar wind which creates a magnetic bubble in the interstellar space

The heliosphere is made out of charged particles emitted by our Sun

The word ‘galaxy’ is from the Greek ‘galaxias’ which means Milky

Galaxies are classified according to their structure

The process is called spaghettification

No, our Sun don’t have enough pass to turn into a singularity

Sagittarius A* is the compact radio source at the center of our galaxy which is considered to the black hole

You need to compress to the size of One cubic centimeter to make it a black hole

Albert Einstein theorized the existence and cause of gravitational waves

Speed of light is constant irrespective of the frame of reference

According to special theory of relativity, moving clock Slows down relative to stationary observer