1A: Electromagnetic Waves & Milky Way's Far Side (2025)

Front

What is the name of the supermassive black hole at the center of our galaxy?

Back

Sagittarius A*

Front

What is a major obstacle to mapping the Milky Way?

Back

Being embedded inside it

Front

What is G1.9+0.3?

Back

A supernova remnant

Front

Where is our solar system located within the Milky Way Galaxy?

Back

In a spiral arm

Front

What is the estimated distance of SGR 1806-20 from Earth?

Back

40,000 to 50,000 light-years

Front

Define electromagnetic waves.

Back

Electromagnetic waves are waves of energy that travel through space at the speed of light, consisting of oscillating electric and magnetic fields.

Front

What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all types of electromagnetic radiation, including radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.

Front

What is the significance of the Milky Way's far side?

Back

The far side of the Milky Way is significant because it is less studied and contains unique astronomical features that can provide insights into the galaxy's structure and formation.

Front

What are the main components of the Milky Way Galaxy?

Back

The main components include the central bulge, spiral arms, halo, and dark matter.

Front

What is a supernova?

Back

A supernova is a powerful and luminous explosion that occurs at the end of a star's life cycle, often resulting in the formation of a neutron star or black hole.