SCALE OF OUR UNIVERSE

Which statement about relative astronomical size is correct?

• The diameter of Earth is bigger than the diameter

  of the Sun.

• Our Solar System is bigger than the Milky Way

  galaxy.

• The orbit of our Moon is smaller than the dwarf

  planet Pluto.

• Asteroids are the largest of the minor bodies in

  our Solar System.

Tags

NGSS.MS-ESS1-3

It would be appropriate to use Astronomical Units (AU) to measure the distance between which of the following?

• stars

• planets

• countries

• galaxies

Which of the following correctly describes the relationship between astronomical bodies in outer space?

• The Milky Way is much larger than our Solar System.

• Mars is larger than Earth.

• The Moon is further away from the Sun than the asteroid belt.

• The orbits of planets are greater than the orbits of the satellites.

Tags

NGSS.MS-ESS1-3

It would be appropriate to use light-years to measure the distance between which of the following?

• stars

• planets

• countries

• galaxies

The hottest stars are_______.

• white

• blue-white

• red

• blue

Tags

NGSS.HS-ESS1-3

Which object in our solar system is a star?

• Moon

• Sun

• Meteor

• Sirius B

Tags

NGSS.HS-ESS1-1

What is apparent brightness?

• The measure of how bright a star appears to an observer on Earth.

• How far away a star is from Earth.

• The brightness of a star.

• A measure of how bright the star would be if all stars were the same distance from Earth.

The Hertzsprung-Russell diagram plots the

• Absolute magnitude versus the apparent magnitude.

• Mass versus absolute magnitude.

• Mass versus surface temperature.

• Absolute magnitude versus Surface temperature

Tags

NGSS.HS-ESS1-3

What is the correct order of the object in order from smallest to largest?

• Solar system, universe, galaxy.

• Galaxy, universe, solar system.

• Solar system, galaxy, universe.

• Universe, galaxy, and solar system.