Space Summative Assessment Review 23.24

In space, there are many different objects. The picture shows a group of stars, gas, and dust that an astronomer with see with a telescope. What is the correct term for this grouping of stars, gas, and dust?

• Planet

• Galaxy

• Universe

• Solar system

Tags

NGSS.MS-ESS1-2

Dwayne is doing a report on the galaxy in which Earth is found. Which of the following is the galaxy that Jacob should research for his report?

• Andromeda

• Milky Way

• Maffei 1

• Ursa Minor

All the planets in the solar system orbit the sun. What is the main difference between the orbits of the inner and outer planets?

• The outer planets' orbits are longer than the inner planets' orbits.

• The inner planets travel a greater distance than the outer planets do.

• The inner planets have almost round orbits, and the outer planets do not.

• The outer planets rotate as they orbit the sun, and the inner planets do not.

Which of these characteristics distinguishes the outer planets from the inner planets?

• The outer planets have many moons.

• The outer planets have rocky surfaces.

• The inner planets are composed of gas.

• The inner planets have cold temperatures.

The planets of our solar system are divided into inner planets and outer planets. Which statement describes how inner planets are different from outer planets?

• Inner planets are large and rocky, and outer planets are small and gaseous.

• Inner planets are cold, gaseous, and outer planets are hot, rocky planets.

• Inner planets are small and rocky planets, and outer planets are large and gaseous.

• Inner planets are large and rocky, and outer planets are small and gaseous.

For a school project, Connor needs to build a model of the solar system. In his model shown, Connor uses a very tiny bead to represent Earth and a giant beach ball to represent the sun. Why did Connor pick a tiny bead to represent Earth and a giant beach ball to represent the sun in his model?

• Because Earth is brighter than the sun

• Because Earth is less solid than the sun

• Because Earth is smaller in size and mass than the sun

• Because Earth is a rocky planet, and the sun is a gaseous planet

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-3

Which is a celestial object made mostly of gas and ice, and often displays a bright tail when this object orbits close to the Sun?

• Asteroid.

• Comet.

• Planet.

• Moon.

A student's model of the solar system is shown. Which of these objects would most likely be found between Mars and Jupiter?

• Stars

• Comets

• Asteroids

• Dwarf planets

Tags

NGSS.MS-ESS1-3

Which of these statements correctly identifies some characteristics of asteroids and comets?

• Asteroids and comets are both made of only rock.

• Asteroids and comets are both made of rock and ice.

• Asteroids are made of rock and ice; comets are made of only rock.

• Asteroids are made of only rock; comets are made of rock and ice.

Why does the Sun look different from other stars when viewed from Earth?

• The Sun is bigger than any other star.

• The Sun is brighter than any other star.

• The Sun is more circular than any other star.

• The Sun is closer to Earth than any other star.