The Universe and Stars

The Sun is a ________, a huge ball of glowing gases.

• planet

• asteroid

• star

• comet

Tags

NGSS.HS-ESS1-1

The following is true about stars: (Click ALL that apply.)

• The color of a star tells us how hot it is.

• Patterns of stars form constellations.

• Planets are a special type of star.

• There are billions of stars in the universe.

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

Stars form in giant clouds of gas and dust. What are these clouds called?

• Black Hole

• White Dwarf

• Super Nova

• Nebula

An instrument that is used to see distant objects in the universe

• telescope

• magnifying glass

• compass

• thermometer

Alpha Centauri appears as a bright object visible in the Milky Way galaxy. Alpha Centauri is actually a system of three objects. Each object produces light and rotates on its own axis. The system is an average of 4 light-years from Earth. Based on this information, the three objects that make up the Alpha Centauri system are all —

• asteroids

• comets

• planets

• stars

Massive stars can become a ​ (a)   or a ​ (b)   .

• neutron star

• black hole

• white dwarf

• black dwarf

• planetary nebula

The brightness the star would have if it were a standard distance from earth.

• Apparent Brightness

• Absolute Brightness

• Brightness

• Candid Brightness

A large group of stars, gas, and dust held together by gravity is a:

• galaxy

• constellation

• local group

• solar system

Tags

NGSS.MS-ESS1-2

Betelgeuse is the brightest star in our hemisphere.

• True

• False

According to latest theories, the Big Bang happened

• 3 million years ago

• about 13.8 billion years ago

• 3 billion years ago

• 4.5 billion years ago

Tags

NGSS.HS-ESS1-2