Dungeon Boss: Evidence #1

Front

What does Hubble's Law describe?

Back

The relationship between the velocity of a galaxy and its distance from Earth.

Front

What happens to water as it becomes denser?

Back

It sinks.

Front

What significant discovery did Edwin Hubble make?

Back

He discovered that other galaxies exist and are moving.

Front

What elements were formed by the Big Bang?

Back

Hydrogen, Helium, and Lithium.

Front

How do light waves change when an object is moving away from us?

Back

They have a lower frequency and longer wavelength.

Front

What is the Doppler Effect?

Back

The change in frequency or wavelength of a wave in relation to an observer moving relative to the wave source.

Front

What is the significance of redshift in astronomy?

Back

It indicates that an object is moving away from the observer, providing evidence for the expansion of the universe.

Front

What is the primary evidence for the Big Bang theory?

Back

The cosmic microwave background radiation and the abundance of light elements.

Front

What is the relationship between mass and energy according to Einstein's theory?

Back

Mass can be converted into energy, as described by the equation E=mc².

Front

What is the role of gravity in the formation of galaxies?

Back

Gravity pulls matter together to form stars and galaxies.