Components of the Universe Vocabulary

A system of stars, gas, dust, and dark matter bound together by gravity is called -

• an asteroid

• a moon

• a galaxy

• a nebula

Tags

NGSS.MS-ESS1-2

Which of the following describes a nebula?

• A cloud of gas and dust where new stars form

• An oval-shaped cluster of densely packed stars

• An explosion at the end of a giant star’s life

• A star and all the planets that revolve around it

Which of the following best describes a nebula? A nebula is -

• a region in the solar system that is occupied by irregularly shaped bodies

• a large and icy celestial body with an irregular orbit around the Sun.

• a natural satellite created by the collision of two large asteroids.

• an interstellar cloud of dust, hydrogen, helium and other gases.

Match the term with its definition

• Universe

• All of space and the matter and objects within it

• Galaxy

• A measurement equal to the distance that light travels in a year

• Nebula

• A very loose mass of cosmic dust and gases

• Light year

• A giant ball of burning gases that gives off light

• Star

• System of stars, dust, and gas held together by gravity

Universe

• a huge system of millions of billions of stars, together with gas and dust held together by gravity

• a huge burning sphere of gas fueled by nuclear fusion that produces light

• a huge cloud of dust and gas in space held together by gravity

• all of space and everything in it

Tags

NGSS.MS-ESS1-2

The universe has many different components. Complete the list of four components of the universe in the most likely order from smallest to largest?

Planets, ​ (a)   , nebulae, ​ (b)  

• stars

• galaxies

• The sun

Which of the following best describes a galaxy? A galaxy is -

• a particle of debris in the solar system that does not act as a satellite of any planet.

• a visible body of liquid or frozen crystal droplets suspended above a planetary surface

• a massive system of stars, gas, dust and dark matter bound together by gravity.

• the visible path of a meteoroid as it enters Earth’s atmosphere.

Tags

NGSS.MS-ESS1-2

Which of the following is an accurate description of the relationship between components of the universe?

• Stars always contain galaxies.

• Galaxies contain many stars.

• Stars contain several nebulae.

• Nebulae contain many galaxies.

Which of the following components of the universe is best described a system of stars, gases, and dust held together by gravity?

• a nebula

• a planet

• a meteor

• a galaxy

Tags

NGSS.MS-ESS1-2

Which of the following components of the universe is best described as an interstellar cloud of dust and gases where stars can form?

• a nebula

• a planet

• a meteor

• a galaxy