Components of the Universe Introduction

A _____ is a large collection of stars, dust, and gas.

• galaxy
• nebula
• planet
• star

Tags

NGSS.MS-ESS1-2

Earth is found in a spiral galaxy called _____.

• The Milky Way
• Andromeda
• Megellanic Clous
• Proxima Centauri

Tags

NGSS.MS-ESS1-2

On the H-R diagram, the Sun is a _____.

• Main Sequence star
• Red Giant
• White Dwarf
• Blue Giant

A _____ is body made of gas, held together by gravity and generates light by nuclear fusion.

• star
• galaxy
• nebula
• black hole

A _____ is the death of a large star by massive explosion.

• supernova
• black dwarf
• galaxy
• universe

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

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

Elliptical, spiral, and irregular are all classifications of the overall shape of which of the following?

• stars

• galaxies

• nebulae

• comets

Tags

NGSS.MS-ESS1-2

A spiral galaxy is best described as an extremely large group of stars -

• arranged in arms encircling a dense center.

• all packed into a spherical, dense center.

• arranged in the shape of a flattened ball.

• and gases arranged in no specific shape.