8th Grade Universe review

Front

What is a Giant star?

Back

A type of star that is larger and more luminous than the Sun, but not as massive as supergiants.

Front

What is a White Dwarf?

Back

A small, dense star that is the remnant of a low or medium mass star after it has exhausted its nuclear fuel.

Front

Which type of electromagnetic wave has the longest wavelength?

Back

Radio Waves.

Front

What is the relationship between wavelength and frequency?

Back

As wavelength increases, frequency decreases, and vice versa.

Front

What is an Irregular Galaxy?

Back

A type of galaxy that does not have a distinct regular shape, often containing young stars and gas.

Front

What happens to stars as you move left on the Hertzsprung-Russell diagram?

Back

Stars get hotter.

Front

What is nuclear fusion?

Back

A process where hydrogen atoms combine to form helium, releasing energy, typically occurring in stars.

Front

What is a Spiral Galaxy?

Back

A galaxy characterized by its spiral arms winding outwards from the center.

Front

What is an Elliptical Galaxy?

Back

A type of galaxy that has an ellipsoidal shape and lacks the distinct features of spiral galaxies.

Front

What is a Supernova?

Back

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