BrainPop Outer Solar System Review (Luginbuhl)

How is Pluto Different from Planet X?

• Planet X was never discovered; Pluto was

• Planet X is a gas giant; Pluto is a dwarf planet

• Planet X has several moons; Pluto has no moons

• Planet X contains single-celled life forms; Pluto does not

Why is Pluto no longer considered a planet?

• Its orbit is too irregular

• Its orbit is too far away from the sun

• It not longer meets the definition of a planet

• It orbits Neptune, not the sun

Place the following in order, from closest to furthest away: A) The scattered disc; B) The Kuiper Belt; C) The Oort cloud

• A B C

• C B A

• B A C

• C A B

Tags

NGSS.MS-ESS1-3

What can you infer about the Kuiper Belt from the objects that orbit within it?

• It's very small

• It's very cold

• It's very dense

• It's very close to Neptune

Tags

NGSS.MS-ESS1-3

How is Orcus different from Charon?

• Orcus orbits the sun; Charon orbits Pluto

• Orcus is a dwarf planet; Charon is a Kuiper Belt object

• Orcus is a comet; Charon is a trans-Neptunian object

• Orcus is very large; Charon is very small

Tags

NGSS.MS-ESS1-3

Place the following objects in order, according to size: A) Earth; B) Pluto; C) Eris

• A C B

• B A C

• C A B

• A B C

Tags

NGSS.MS-ESS1-3

Which of the following objects most likely originated in the Oort Cloud?

• Eris

• Pluto

• Comet Hale-Bopp

• Varuna

What is the difference between the termination shock & the heliopause?

• The termination shock slows the solar wind & the heliopause stops it

• The heliopause slows the solar wind & the termination shock stops it

• Sunlight is not visible from the heliopause; it is visible from the termination shock

• Sunlight is not visible from the termination shock; it is visible from the heliopause

What do the Voyager & Pioneer probes have in common?

• They've both passed the heliopause

• They were all launched during the 1980s

• They've all been very easy to track

• They're all unmanned spacecrafts

If you had a spaceship that could travel at the speed of light, how long would it take you to reach the Oort cloud?

• About a year

• About six months

• About a month

• About a week

Tags

NGSS.MS-ESS1-3