Universe Unit Review

Front

What is a star?

Back

A huge ball of very hot gas that emits light through a process called nuclear fusion.

Front

Which star is the coolest?

Back

Red Star.

Front

What are the longest wavelength electromagnetic waves?

Back

Radio waves.

Front

What are objects in space made of rock that have no tail called?

Back

Asteroids.

Front

What does the letter 'B' represent in wave properties?

Back

Amplitude.

Front

What is the process called when a star emits light?

Back

Nuclear fusion.

Front

What is the difference between a comet and an asteroid?

Back

Comets are made of ice and dust and have tails, while asteroids are made of rock and do not have tails.

Front

What is the main component of stars?

Back

Hydrogen.

Front

What is the term for the distance between two consecutive crests of a wave?

Back

Wavelength.

Front

What type of star is the sun classified as?

Back

A yellow dwarf star.