Geography
Nations
Space
From Sea to Sea
Out of the Atmosphere
100

 Isolated, flat-topped elevation, ridge or hill,

What is a mesa?

100

The United Kingdom is comprised of this many countries

What is 4?

100

With Jupiter hogging all the moons, this littlest planet is left with none

What is Mercury?

100

Often referred to as "Seven Seas" there are really about this many.

What are 50 seas?

100

It contains the air we breathe, but is mostly made of this

What is Nitrogen?

200
A chain of islands

What is an archipelago?

200

In 2011 this became the newest country.

What is South Sudan?

200

Known to accessorize- our solar system has this many planets with rings

What are 4?

200

Bordering Jerusalem, the sea with a ominous name.

What is the Dead Sea?

200

This layer of the atmosphere is where most clouds hangout

What is the Troposphere?

300

The point at which longitude is defined as zero

What is the prime meridian?

300

Peru is the second largest producer of silver, only losing out to this North American country

What is Mexico?

300

The asteroid belt divides our solar system, but this belt borders the edge of it- just further than Neptune

What is the Kuiper Belt?

300

The sea more famous as a bridge

What is the Bering Sea?

300

The last layer exited when astronauts exodus from the planet

What is the exosphere?

400

The smallest ocean

What is the arctic ocean?

400

This nation borders the most oceans, and is tied with bordering the most other countries.

What is Russia?

400

This galaxy doesn't spiral like our own, but it is the closest to us.

What is the Canis Major Dwarf Galaxy?

400

This sea that shares a name with a fictional country in League of Legends 

What is the Ionian Sea?

400

The Northern Lights dance around in this outwardly layer

What is the Thermosphere?

500

The world's widest river

What is the Amazon River?
500

This country waited until April 1982 to fully relinquish British powers- gaining full independence

What is Canada?

500

This can do rover touched down on Mars to explore it this year

What is the Mars Perseverance Rover?

500

The Euxine sea in Southeastern Europe is more commonly known as this today

What is the Black Sea?

500

The protector from the sun, the ozone, exists on this layer

What is the Stratosphere?