Minor Bodies in Our Solar System

Which statement best describes asteroids?

• Rocky irregular shaped objects that orbit the Sun

• Gaseous objects that orbit the Sun

• Comets that orbit the Sun

• Small planets that orbit the Earth

Tags

NGSS.MS-ESS1-3

What are comets?

• Comets are meteorites that have fallen to Earth.

• Comets are celestial bodies made up of ice, dust, and rock that orbit the Sun.

• Comets are small planets that orbit the Earth.

• Comets are gas giants that orbit the Sun.

Tags

NGSS.MS-PS1-1

What are meteoroids?

• Small rocky or metallic objects that orbit the Sun and are smaller than asteroids

• Gaseous substances that are found in the Earth's atmosphere

• Artificial satellites that orbit the Earth

• Large icy bodies that orbit the Sun and are larger than comets

What is the Oort Cloud?

• A cluster of stars located in the center of the Milky Way

• A spherical cloud of icy objects surrounding the outermost regions of the solar system.

• A belt of asteroids between Mars and Jupiter

• A region of space filled with gas and dust particles

During a school trip to the observatory, Daniel, Ava, and Lily learned about a famous comet that appears every 76 years. What is the name of this comet?

• Hilly's Comet

• Holly's Comet

• Haley's Comet

• Halley's Comet

What is the process called when a comet gets close to the Sun and starts to vaporize?

• melting

• sublimation

• condensation

• evaporation

Which of the following is NOT a component of comet?

• Iron tail

• Nucleus

• Coma

• Gas tail

Where do scientist believe long period comets originate?

• Near Earth

• The Asteroid Belt

• The Kuiper Belt

• The Oort Cloud

Grace, Priya, and Abigail are observing the Moon and discussing its different phases. What causes these different phases of the Moon as observed from Earth?

• The Moon's rotation on its axis

• The Earth's rotation on its axis

• The Earth's shadow falling on the Moon

• The changing positions of the Moon, Earth, and the Sun

Tags

NGSS.MS-ESS1-1

Abigail, Avery, and Aiden are stargazing and notice that the Moon is not visible from Earth. What phase is the Moon in during this time?

• Full Moon

• New Moon

• First Quarter

• Last Quarter

Tags

NGSS.MS-ESS1-1