That Milky Splash in the Sky_Group 1

A galaxy is a huge collection of gas, dust and billions of stars and their solar systems, all held together by______

• Time

• Light

• Gravity

• Dark Energy

The Shape of our galaxy is

• Spiral

• Barred Spiral

• Elliptical

• Lenticular

Sun is at the center of the Milkyway Galaxy.

• True

• False

The Flat, rotating part of a galaxy is called

• Nucleus

• Disk

• Spiral Arms

• Halo

Sagittarius A* has the mass of

• 20 billion Suns

• 4 Million Suns

• 10 Million Suns

• 2 Billion Suns

The name of the arm on which Sun is located is

• Orion Arm

• Perseus Arm

• Sagittarius Arm

• Norma Arm

Milkyway is bigger than Andromeda.

• False

• True

How old is the Milkyway Galaxy?

• 13.6 Billion years

• 4.5 Billion years

• 10 Billion years

• 2 Billion years

What is the center of the Milky Way called?

• • The nucleus

• • The bulge

• • The disk

• • The halo

What is the supermassive black hole at the center of the Milky Way called?

• • Sagittarius A*.

• • Andromeda.

• • The Great Attractor.

• • M31.