Space Science

Chang is working on a science report. He learns that in space there are many different objects. In his report, he includes the picture below that an astronomer might be able to see with a special telescope. Which of the following describes the picture Chang draws for his report?

• comet

• solar system

• galaxy

• asteroid belt

Which of the following consists of gas, dust, and many stars?

• a galaxy

• Earth's atmosphere

• the sun

• a solar system

Tags

NGSS.MS-ESS1-2

What is the Milky Way?

• our solar system

• our home galaxy

• our constellation

• our universe

In addition to the many stars in the Milky Way galaxy, which of these best describes the parts that makes up most of the galaxy?

• planets and moons

• asteroids and comets

• liquid water and organisms

• gas and dust

Mrs. Kinder's class is studying galaxies. She asked a student to describe a galaxy. Which statement is the best description of a galaxy?

• gas, dust, billions of stars, and planets

• a star, planets that orbit the star, gas, and dust

• a planet, moons that orbit the planet, gas, and dust

• a group of planets, moons that orbit planets, gas, and dust

Mr. King’s class is studying galaxies. Which of the following best describes what makes up a galaxy?

• a star and planets orbiting the star

• one planet and a moon orbiting the planet

• gas, dust, and many stars

• a group of several stars that make a shape in the sky

Tags

NGSS.MS-ESS1-2

The universe is made of many different galaxies. Which of the following is true about Earth’s home galaxy?

• Earth’s home galaxy is made up of one star and 8 planets.

• Earth’s home galaxy is called the Milky Way.

• Scientists do not know anything about Earth’s home galaxy.

• Scientists know that Earth’s home galaxy revolves around the sun.

Tags

NGSS.MS-ESS1-2

Scientists discovered an object in a solar system. The object is massive, gaseous, cold, has rings, and revolves around a star. How would scientists most likely classify this object?

• as an asteroid

• as a moon

• as a planet

• as a comet

The planets in our solar system are divided into inner planets and outer planets. Which statement best 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 and gaseous, and outer planets are warm and rocky.

• Outer planets are small and rocky, and inner planets are large and gaseous.

• Outer planets are large and gaseous, and inner planets are small and rocky.

Scientists classify planets in two groups, inner planets and outer planets. Of the outer planets, which of the following is closest to Earth?

• Saturn

• Venus

• Jupiter

• Mercury