Which objects orbit close to the sun in a belt?

• Asteroids

• Comets

• Moons

• Planets

What is the hot, glowing ball of gas at the center of the solar system?

• Moon

• Earth

• Sun

• Mars

From 1 to 4, what objects match the definitions in the table?

• Moon, asteroid, Kuiper belt, sun

• Asteroid, comet, Oort cloud, sun

• Asteroid, asteroid, Oort cloud, comet

• Moon, comet, Kuiper belt, planet.

Tags

NGSS.MS-ESS1-1

True or False? Meteors are asteroids or comets that enter Earth’s atmosphere and burn.

• A. True

• B. False

True or False: The Oort cloud is the most distant part of our solar system. It is made up of icy pieces of debris left over from the formation of the solar system.

• True

• False

Which of the following solar system objects has a tail?

• meteor

• meteorite

• comet

• asteroid

Which of the following best describes the Kuiper Belt?

• A region of space between Mars and Jupiter filled with asteroids.

• A region of space beyond Neptune filled with icy bodies and comets.

• A region of space where the Sun's gravity is weakest.

• A region of space where only gas giants are found.

Tags

DOK Level 2: Skill/Concept

What is one main difference between inner and outer planets?

• Inner planets are gas giants, and outer planets are rocky.

• Inner planets are smaller and rocky, while outer planets are larger and mostly made of gas.

• Inner planets orbit outside the asteroid belt, and outer planets orbit inside it.

• Inner planets have rings, and outer planets do not.

What force keeps the planets in orbit around the Sun?

• Magnetic force

• Electric force

• Gravitational force

• Nuclear force

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The four inner planets are:

• Jupiter, Saturn, Uranus and Neptune

• Mercury, Venus, Earth and Pluto

• Mercury, Venus, Earth and Mars

• Jupiter, Saturn, Neptune and Pluto