Unit 06: The Solar System

What is the composition of Earth's atmosphere?

• 78% oxygen, 21% nitrogen, trace amounts of other gases

• 78% nitrogen, 21% oxygen, trace amounts of other gases

• 50% nitrogen, 50% oxygen

• 100% oxygen

What is the force by which a planet or other body draws objects toward its center?

• Rotation

• Revolution

• Gravity

• Proximity

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is the term for the distance from a star at which liquid water could exist on orbiting planets' surfaces?

• Kuiper belt

• Habitable zone

• Oort cloud

• Jovian planets

What is a small piece of matter from outer space that becomes a streak of light when it falls through Earth's atmosphere and burns up?

• Moon

• Debris

• Meteor

• Planet

What is one complete trip of a planet around the Sun called?

• Rotation

• Revolution

• Orbit

• Proximity

Tags

NGSS.MS-PS2-4

What is the circular motion of an object around a central line, or axis of rotation, called?

• Revolution

• Orbit

• Rotation

• Proximity

Tags

NGSS.MS-ESS1-2

a naturally-formed body that orbits a planet or other celestial object, such as a dwarf planet or large asteroid. Moons are also called natural satellites

• Moon

• Sun

• Planet

• Meteor

Tags

NGSS.MS-ESS1-1

the planet we live on, the third planet from the sun, and the only known celestial body to support life, characterized by its rocky surface, presence of liquid water, and a suitable atmosphere that allows for diverse living organisms to thrive

• Mars

• Venus

• Jupiter

• Earth

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-1

NGSS.MS-LS2-3

things related to land or the planet Earth

• Sun

• Terrestrial

• Atmosphere

• Moon

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS3-1

a 4.5 billion-year-old yellow dwarf star – a hot glowing ball of hydrogen and helium – at the center of our solar system

• Planets

• Moon

• Sun

• Earth

Tags

NGSS.MS-ESS1-2