Astrology Mid Term

Front

Who launched a satellite to confirm and measure the cosmic background radiation?

Back

John C Mather

Front

When we look at an object that is 1,000 light-years away, what do we see?

Back

We see it as it was 1,000 years ago.

Front

What is the name of the red star that represents the knee cap of Orion?

Back

Betelgeuse

Front

What is the observation that the farther away a galaxy is, the faster it is moving away?

Back

Hubble's Law

Front

How does the second law of thermodynamics explain the overall evolution of the universe?

Back

Over time, entropy increases, leading to the eventual 'heat death' of the universe.

Front

What is cosmic background radiation?

Back

The afterglow radiation from the Big Bang, filling the universe.

Front

Define Hubble's Law.

Back

The observation that the velocity of a galaxy is proportional to its distance from Earth.

Front

What does entropy refer to in thermodynamics?

Back

A measure of disorder or randomness in a system.

Front

What is the significance of Betelgeuse in astronomy?

Back

It is a red supergiant star in the constellation Orion, known for its brightness.

Front

What does the term 'light-year' measure?

Back

The distance that light travels in one year.