Solar System

The outer planets are...

• Rocky and small

• Very large and made of ice

• Small and made of ice

• Very large and made of gases

Why is Mercury covered with craters, but Earth is not?

• Earth's atmosphere protects and weathers

• Earth's moon blocks asteroids

• asteroids just missed Earth

• most asteroids land in Earth's oceans

Which of the following is an accurate model of how the Sun, Earth, and Moon move?

• Sun and moon orbit Earth

• Earth and moon orbit Sun

• Earth orbits the Sun and the moon orbits Earth

• Earth and sun orbit moon

Tags

NGSS.MS-ESS1-1

What planet is eighth in the Solar System?

• Uranus

• Jupiter

• Neptune

• Mars

Investigate the role of gravity in the formation of the solar system.

• Gravity caused the planets to move away from the Sun.

• Gravity caused the planets to form from a rotating disk of gas and dust.

• Gravity caused the planets to collide and form moons.

• Gravity caused the planets to stop moving.

Tags

DOK Level 3: Strategic Thinking

Explain why the inner planets are rocky while the outer planets are gaseous.

• The inner planets are closer to the Sun and could not retain light gases.

• The outer planets are closer to the Sun and could not retain light gases.

• The inner planets are farther from the Sun and could not retain light gases.

• The outer planets are farther from the Sun and could not retain light gases.

Tags

DOK Level 2: Skill/Concept

The Gas Giant planets are...​ (a)  

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Mars

• Mercury, Earth, Neptune, Uranus

• Jupiter, Saturn, Earth, Mars

Match the term with the definition

• object in an orbit

• Satellite

• region between the orbit of Mars and Jupiter with many asteroids

• Astronomical Unit

• approximate distance between Earth and Sun

• Asteroid Belt

• region beyond Neptune that consists of icy bodies

• Kuiper Belt

Tags

NGSS.MS-ESS1-3

Earth and the other planets closest to the Sun are made mostly of _______

• gas

• metal

• water

• rock

One full orbit of an object around another object is called a ________.

• axis

• rotation

• revolution

• satellite

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2