SC.8.E.5.3

Scientists use the light-year to describe the relationships between objects in space. What does a light-year measure?

• the distance that light can travel in one year

• the brightness of light that travels through space

• the number of years it takes light to travel to Earth

• the time it takes light to travel 1 million km

An astronomical unit is...

• The average distance between the Earth and the Sun

• The average distance between the Sun and Neptune

• The diameter of the sun

• The time it takes light to travel across our solar system

_______________ would be the best unit to use to measure the distance between the asteroid belt and Pluto

• Astronomical units

• Light seconds

• Light years

• Parsecs

Tags

NGSS.MS-ESS1-3

Which two objects in space are located farthest apart?

• Earth and Mars

• Earth and the sun

• Earth and the moon

• the Milky Way galaxy and the Andromeda galaxy

Space exploration has advanced our knowledge of the universe. Which space journey would take the longest?

• a journey from Earth to the sun

• a journey from Earth to the moon

• a journey from Earth to a star in the constellation Centaurus

• a journey from Earth to the farthest planet in our solar system, Neptune

Tags

NGSS.MS-ESS1-3

Which object is closest to Earth?

• Barnard’s Star

• Planet Neptune

• Andromeda galaxy

• Triangulum galaxy

The sun and everything that revolves around it.

• solar system

• galaxy

• universe

• rotation

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The galaxy we are a part of is called:

• Milky Way

• Andromeda

• Whirlpool

• Sombrero

Use the clues to identify the objects being described. Most of these objects can be found in a large space between Mars and Jupiter. They are made of small and large rocks and they orbit the sun.  What are these objects called?

• Asteroids

• Stars

• Comets

• Planets

Tags

NGSS.MS-ESS1-3

Use the clues to identify the type of objects that are being described.  These objects are in pace and are made of mountain sized chucks of ice and dust.  Some orbit the Sun many times while others may crash into the Sun.  What are these objects called?

• Asteroids

• Stars

• Comets

• Planets