Unit 1 Test Review

Ellie and Ethan are on a cosmic adventure to model the universe's expansion over time. Which of the following creative models best captures their intergalactic journey?

• They can poke holes in a black sheet of paper and then shine light on it, creating a starry sky.

• They can draw dots on a balloon and then blow air into the balloon, simulating the universe's expansion.

• They can allow grains of sand to slowly fall into a spherical container, mimicking the formation of planets.

• They can open the stopper on an inflated beach ball and deflate the ball, representing a collapsing universe.

Tags

NGSS.MS-ETS1-4

Pedro and Harper were having a lively debate about the __________ model, a fascinating concept first summarized by Aristotle and Plato in the 4th Century BC and later updated by the Greek philosopher Ptolemy around 100-200 AD. In this intriguing model, the Earth takes center stage, remaining motionless at the heart of the universe.

• geocentric

• heliocentric

• solarcentric

• gravocentric

Harper, Kaja, and Milo are on a cosmic adventure, exploring a diagram that reveals the mysteries of space. Which of these choices best identifies what the diagram shows?

• location of comets

• geocentric star system

• heliocentric solar system

• galaxy that is nearest to Earth

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

In a lively science class, Ellie and Will were on a quest to uncover the mysteries of the universe. They stumbled upon the Big Bang Theory and started discussing the fascinating evidence that supports it. Which of the following did they excitedly mention?

• Abundance of light elements in the universe

• Red shift of galaxies

• Cosmic Microwave Background (CMB)

• All of these are evidence to support the Big Bang theory

Tags

NGSS.HS-ESS1-2

Ryder and Ellie were having a lively debate about why people once believed in the geocentric theory. What do you think was the most compelling reason they thought it was true?

• They saw the Sun rising and setting each day.

• They saw lunar eclipses.

• They saw the moon rotating around the Earth.

• They saw a solar eclipse.

Tags

NGSS.MS-ESS1-1

Mikel and Kaja are on a cosmic adventure, exploring images of galaxies. Can you help them find which picture BEST represents our very own Milky Way Galaxy?

• Image A

• Image B

• Image C

• Image D

Tags

NGSS.MS-ESS1-2

During a lively school astronomy club meeting, Harper excitedly asked, "Hey everyone, do you know what the most common type of galaxy is?"

• spiral

• elliptical

• irregular

• solar system

During their cosmic adventure presentation, Mikel and Harper took us on a journey through the universe! Can you guess which diagram best illustrates the cosmic relationship between galaxies, the universe, and solar systems, as explained by our star presenters, Christian and Pedro?

• Diagram A

• Diagram B

• Diagram C

• None of the above

Tags

NGSS.MS-ESS1-2

Ellie, Christian, and Milo are on a cosmic adventure, debating the vastness of space. Can you help them order these astronomical wonders from largest to smallest?

• universe, galaxy, solar system, planet

• solar system, planet, universe, galaxy

• galaxy, solar system, planet, universe

• planet, solar system, galaxy, universe

In a lively classroom debate, Shin exclaimed, 'What is the grand collection that includes everything - stars, families of stars, solar systems, planets, moons, comets, space rocks, dust, gases, and energy?'

• solar system

• universe

• solar system and universe

• none of the above

Tags

NGSS.MS-ESS1-2