characteristics of the universe

What is the name of the region in space where the gravitational pull is so strong that nothing, not even light, can escape?

• White Dwarf

• Neutron Star

• Black Hole

• Red Giant

Our solar system is located inside a galaxy called the _____________. The shape of our galaxy is ________.

• Andromeda, Elliptical

• Milky Way, Spiral

• Triangulum, Irregular

• Whirlpool, Lenticular

What are the three shapes galaxies take?

• Spiral, Elliptical, Irregular

• Circular, Triangular, Rectangular

• Flat, Round, Oval

• Linear, Cubic, Spherical

What type of galaxy has mostly old stars and very little dust and gas?

• Spiral galaxy

• Irregular galaxy

• Elliptical galaxy

• Lenticular galaxy

What is the name of the theory that explains the origin of the universe?

• Big Bang Theory

• Steady State Theory

• Cosmic Inflation Theory

• Multiverse Theory

What is the term for the hypothetical boundary around a black hole beyond which no information or matter can escape?

• Event Horizon

• Singularity

• Accretion Disk

• Photon Sphere

What is the term for the visible matter in the universe, including stars, planets, and galaxies?

• Baryonic Matter

• Dark Matter

• Antimatter

• Neutrinos

Identify where our star, the Sun, would be on this chart. (Options: A, B, C, D)

• A

• B

• C

• D

What is the phenomenon called when light from distant galaxies is shifted towards the red end of the spectrum?

• Blueshift

• Redshift

• Doppler Effect

• Cosmic Microwave Background

What is the term for the force that attracts two bodies towards each other in space?

• Magnetism

• Gravity

• Electromagnetism

• Friction