Every accepted answer
1. Name an island country (no land borders) whose flag has white on it.
Edge of Space (1000 m): Antigua and Barbuda, Dominica, Marshall Islands
Jet Stream (850 m): Iceland, Samoa, Kiribati, Seychelles, Micronesia, Tonga
Updraft (600 m): Trinidad and Tobago, Cyprus, Fiji, Comoros, Maldives, Cape Verde
Drifter (300 m): Cuba, New Zealand, Madagascar, Taiwan, Singapore, Bahrain
Decoy (150 m): Malta, Nauru, Tuvalu
Ballast (100 m): Japan, Philippines, Australia
2. Name a sea or ocean that touches Russia.
Edge of Space (1000 m): Pechora Sea
Jet Stream (850 m): Laptev Sea, East Siberian Sea, White Sea, Chukchi Sea
Updraft (600 m): Sea of Okhotsk, Barents Sea, Kara Sea, Sea of Azov
Drifter (300 m): Baltic Sea, Caspian Sea, Sea of Japan, Bering Sea
Ballast (100 m): Arctic Ocean, Pacific Ocean, Black Sea
3. Name a country or territory in Asia that has a coastline but fewer than 10 million people.
Edge of Space (1000 m): Maldives, Brunei
Jet Stream (850 m): Bahrain, Timor-Leste, Macau
Updraft (600 m): Kuwait, Georgia, Qatar, Hong Kong
Drifter (300 m): Lebanon, Palestine, Oman
Ballast (100 m): Israel, Singapore
4. Name an island country or territory in the Americas (no land borders).
Edge of Space (1000 m): Dominica, Saint Kitts and Nevis, Curaçao, US Virgin Islands, British Virgin Islands, Turks and Caicos Islands, Anguilla, Montserrat, Sint Maarten
Jet Stream (850 m): Saint Vincent and the Grenadines, Antigua and Barbuda, Guadeloupe, Martinique, Aruba, Bermuda, Cayman Islands
Updraft (600 m): Barbados, Saint Lucia, Grenada, Puerto Rico, Greenland
Drifter (300 m): Trinidad and Tobago, Bahamas
Ballast (100 m): Cuba, Jamaica
5. Name an island country or territory in Oceania (no land borders).
Edge of Space (1000 m): Marshall Islands, Palau, American Samoa
Jet Stream (850 m): Micronesia, Tonga, Guam, New Caledonia, French Polynesia
Updraft (600 m): Vanuatu, Samoa, Kiribati
Drifter (300 m): Fiji, Solomon Islands
Decoy (150 m): Nauru, Tuvalu
Ballast (100 m): Australia, New Zealand
6. Name a country the Tigris or the Euphrates flows through.
Edge of Space (1000 m): Türkiye
Drifter (300 m): Syria
Ballast (100 m): Iraq
7. Name a country that borders Austria or Switzerland (not those two).
Edge of Space (1000 m): Slovenia
Jet Stream (850 m): Hungary, Slovakia
Updraft (600 m): Czechia
Drifter (300 m): France, Italy
Decoy (150 m): Liechtenstein
Ballast (100 m): Germany