The Solar System, Galaxies and the Universe

The true brightness of an object in space is called it's:

• luminosity

• apparent magnitude

• light-year

• spectroscope

The brightness of an object as seen from Earth is called it's:

• luminosity

• apparent magnitude

• light-year

• spectroscope

A tool that divides light into different wavelengths is called a:

• constellation

• spectroscope

• astronomical unit

• apparent magnitude

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The average distance between the Earth and the sun is called:

• a light-year

• an earth-year

• an astronomical unit

• a luminosity

Tags

NGSS.MS-ESS1-3

The distance light travels in a year is called:

• a light-year

• an earth-year

• a spectroscope

• an astronomical unit

Tags

NGSS.MS-ESS1-3

What do astronomers use to divide the night sky into regions?

• star spectra

• constellations

• astronomical units

• light-years

Star light provides information about the star's:

• age

• speed

• temperature

• diameter

What would astronomers use to measure the distance between the Sun and the star Proxima Centauri?

• light-years

• astronomical units

• apparent magnitudes

• kilometers

Tags

NGSS.MS-ESS1-3

A star's luminosity does NOT depend on the star's:

• size

• temperature

• apparent magnitude

Astronomers measure how far an object is from Earth by using angles created by:

• spectra

• parallax

• astronomical units

• light-years

Tags

NGSS.MS-ESS1-3