2nd Common Assessment Review 2024-25

Front

What factors classify stars in the H-R diagram?

Back

Temperature and luminosity.

Front

What do you call a group or clusters of stars that are together?

Back

Galaxies.

Front

Where do continental air masses form?

Back

Over land.

Front

Which star has a longer life, a main sequence star or a blue giant?

Back

Main sequence star.

Front

What is the process called when warm air rises?

Back

Convection.

Front

What is the main characteristic of a blue giant star?

Back

It is very hot and luminous.

Front

What is the primary component of stars?

Back

Hydrogen.

Front

What is a supernova?

Back

A massive explosion that occurs at the end of a star's life cycle.

Front

What is the difference between a solar system and a galaxy?

Back

A solar system is a collection of planets orbiting a star, while a galaxy is a vast collection of stars, gas, and dust.

Front

What is luminosity in relation to stars?

Back

The total amount of energy emitted by a star per second.