Dalgleish Stars Test Review

Front

What does the color of a star indicate?

Back

The color of a star indicates its temperature.

Front

What are white dwarf stars characterized by?

Back

White dwarf stars are characterized as hot and dim.

Front

Which color represents the hottest stars?

Back

Blue is the hottest color for a star.

Front

What is the term for the distance that light travels in a year?

Back

A light year.

Front

What is the correct order of stars from coolest to hottest based on temperature?

Back

Red, orange, yellow, white, blue.

Front

What is the significance of the HR diagram in astronomy?

Back

The HR diagram plots stars according to their brightness and temperature, helping to classify them.

Front

What type of stars are typically found in the upper left corner of the HR diagram?

Back

Main sequence stars, particularly hot and luminous stars.

Front

What is a main sequence star?

Back

A main sequence star is a star that is in the stable phase of hydrogen burning in its core.

Front

How does the temperature of a star affect its color?

Back

Higher temperatures result in blue colors, while lower temperatures result in red colors.

Front

What is the relationship between a star's brightness and its distance from Earth?

Back

A star's brightness decreases with increasing distance from Earth.