Astronomy

Front

What word best describes our sun?

Back

Average

Front

The sun is a _______.

Back

star

Front

What is the name of the largest stars?

Back

Supergiants

Front

What is a light year?

Back

The distance light travels in a year.

Front

What is the Hertzsprung-Russel Diagram?

Back

A graph used to classify stars according to their luminosity, color, temperature, and stage.

Front

What is a star?

Back

A massive, luminous sphere of plasma held together by gravity, undergoing nuclear fusion.

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.

Front

What is a supernova?

Back

A powerful and luminous explosion of a star, marking the end of its life cycle.

Front

What is the Milky Way?

Back

The galaxy that contains our solar system, characterized by its spiral shape.

Front

What is a black hole?

Back

A region of space where the gravitational pull is so strong that nothing, not even light, can escape from it.