Exploring the Dynamic Universe

What evidence do we have that the universe is not a calm and peaceful place?

• The lack of any observable cosmic events

• The eternal and unchanging nature of the universe

• The smooth surfaces of planets and moons

• The presence of craters on celestial bodies

How was the Moon formed according to the video?

• By the gravitational pull of the Sun

• From a collision with a Mars-sized object

• Through volcanic activity on Earth

• By the accumulation of space dust

What happens when galaxies collide?

• Stars frequently crash into each other

• Massive clouds of gas form new stars

• The universe stops expanding

• Galaxies completely disintegrate

What is a gamma-ray burst?

• A collision between two galaxies

• A narrow beam of intense light from a massive star

• A type of supernova explosion

• A small flash of light from a distant star

What do gravitational waves indicate?

• The formation of new galaxies

• The expansion of the universe

• The collision of star remnants

• The presence of black holes