Midterm Exam Review PT 2

Front

What two characteristics are most important in classifying a star?

Back

Absolute Brightness and size.

Front

The shape of a planet's orbit around the sun is best described as _________.

Back

elliptical.

Tags

NGSS.MS-ESS1-1

Front

What does the Hertzsprung-Russell diagram classify stars by?

Back

The relationship between their brightness, temperature, and color.

Front

In comparison to the Sun, Betelgeuse is _________.

Back

cooler and brighter.

Front

Which scientist explained that gravity is why all the planets orbit the Sun?

Back

Newton.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Front

What are the two types of crust?

Back

continental and oceanic.

Front

What is absolute brightness in relation to stars?

Back

The total amount of light a star emits from its surface.

Front

What is apparent magnitude?

Back

The brightness of a star as seen from Earth.

Front

What is the main difference between continental and oceanic crust?

Back

Continental crust is thicker and less dense than oceanic crust.

Front

What is the significance of the Hertzsprung-Russell diagram in astronomy?

Back

It helps astronomers understand the life cycle of stars.

Tags

NGSS.HS-ESS1-3