mouth_of_the_watercourse kemena river
The Philippines , officially the Republic of the Philippines , is a sovereign island country in Southeast Asia situated in the western ___MASK31___ . It consists of about 7 , 641 islands that are categorized broadly under three main geographical divisions from north to south : Luzon , Visayas , and Mindanao . The capital city of the Philippines is Manila and the most populous city is Quezon City , both part of Metro Manila . Bounded by the ___MASK17___ on the west , the Philippine Sea on the east and the Celebes Sea on the southwest , the Philippines shares maritime borders with Taiwan to the north , Vietnam to the west , Palau to the east and Malaysia and Indonesia to the south . Tin is a chemical element with the symbol Sn ( for ) and atomic number 50 , is a post - transition metal in group 14 of the periodic table . It is obtained chiefly from the mineral cassiterite , which contains tin dioxide , SnO . Tin shows a chemical similarity to both of its neighbors in group 14 , germanium and lead , and has two ___MASK2___ oxidation states , + 2 and the slightly more stable + 4 . Tin is the 49th most abundant element and has , with 10 stable isotopes , the largest number of stable isotopes in the periodic table , thanks to its magic number of protons . It has two ___MASK2___ allotropes : at room temperature , the stable allotrope is  - tin , a silvery - white , malleable metal , but at low temperatures it transforms into the less dense grey  - tin , which has the diamond cubic structure . Metallic tin is not easily oxidized in air . Malaysia is a federal constitutional monarchy located in Southeast Asia . It consists of thirteen states and three federal territories and has a total landmass of separated by the ___MASK17___ into two similarly sized regions , Peninsular Malaysia and East Malaysia ( Malaysian Borneo ). Peninsular Malaysia shares a land and maritime border with Thailand and maritime borders with Singapore , Vietnam , and Indonesia . East Malaysia shares land and maritime borders with Brunei and Indonesia and a maritime border with the Philippines and Vietnam . The capital city is Kuala Lumpur , while Putrajaya is the seat of the federal government . With a population of over 30 million , Malaysia is the 44th most populous country . The southernmost point of continental Eurasia , Tanjung Piai , is in Malaysia . Located in the tropics , Malaysia is one of 17 megadiverse countries on earth , with large numbers of endemic species . A cave is a hollow place in the ground , specifically a natural underground space large enough for a human to enter . Caves form naturally by the weathering of rock and often extend deep underground . The word " cave " can also refer to much smaller openings such as ___MASK30___ caves , rock shelters , and grottos . A cavern is a specific type of cave , naturally formed in soluble rock with the ability to grow speleothems . Balui River is a river in Sarawak , Malaysia . It is a tributary of the ___MASK41___ . The 2400 megawatt Bakun hydroelectric dam is located on the river . The Bakun Dam is an embankment dam located in Sarawak , Malaysia , on the Balui River , a tributary or source of the ___MASK41___ and some sixty kilometres west of Belaga . As part of the project , the second tallest concrete - faced rockfill dam in the world would be built . It is planned to generate 2 , 400 megawatts ( MW ) of electricity once completed . The ___MASK17___ is a marginal sea that is part of the Pacific Ocean , encompassing an area from the Karimata and Malacca Straits to the Strait of Taiwan of around . The area ' s importance largely results from one - third of the world ' s shipping sailing through its waters and that it is believed to hold huge oil and gas reserves beneath its seabed . Singapore , officially the Republic of Singapore , and often referred to as the " Lion City " or the " Little Red Dot ", is a sovereign city - state in Southeast Asia , and the world ' s only island city - state . It lies one degree ( 137 km ) north of the equator , south of the southernmost tip of continental Asia and peninsular Malaysia , with Indonesia ' s Riau Islands to the south . Singapore ' s territory consists of a diamond - shaped ___MASK2___ island along with 62 other islets . Since independence , extensive land reclamation has increased its total size by 23 % ( 130 km ), and its greening policy has covered the densely populated island with tropical flora , parks and gardens . The Kemena River ( Malay : Sungai Kemena ) is a river in Bintulu Division , Sarawak state , Malaysia . It flows past Sebauh and Bintulu , and is used for transporting timber and oil from the interior . The ___MASK41___ is a river in Sarawak , Malaysia . The river is located in northwest of Borneo and it originates in the Iran Mountains . The river flows approximately 563 km into Kapit , and then to the ___MASK17___ , making it the longest river in Malaysia . Sabah , nicknamed " Negeri Di Bawah Bayu " (" Land Below the Wind "), is one of the two Malaysian states on the island of Borneo ( Sarawak being the other state ). This territory has a certain level of autonomy in administration , immigration , and judiciary which differentiates it from the Malaysian Peninsula states . Sabah is situated in northern Borneo , bordering the state of Sarawak to the southwest , Kalimantan to the south , while separated by ___MASK30___ from the Federal Territory of Labuan in the west and the Philippines to the north and east . Kota Kinabalu is the capital city as well the economic centre for the state and the seat for the Sabah state government . Other major towns in Sabah include Sandakan and Tawau . As of the 2015 census in Malaysia , the state ' s population is 3 , 543 , 500 . Sabah has an equatorial climate with tropical rainforests and abundant animal and plant species . The state has a long mountain ranges in the west side which formed as part of the Crocker Range National Park . Kinabatangan River is the second longest river in Malaysia while Mount Kinabalu is the highest point of Sabah as well for Malaysia . Eurasia is the combined continental landmass of Europe and Asia . The term is a portmanteau of its constituent continents . Located primarily in the Northern and Eastern Hemispheres , it is bordered by the ___MASK84___ to the west , the Pacific Ocean to the east , the Arctic Ocean to the north , and by Africa , the Mediterranean Sea , and the Indian Ocean to the south . The division between Europe and Asia as two different continents is a historical and cultural construct , with no clear physical separation between them ; thus , in some parts of the world , Eurasia is recognized as the largest of five or six continents . In geology , Eurasia is often considered as a single rigid megablock . However , the rigidity of Eurasia is debated based on the paleomagnet data . Sibu is an inland town at the central region of Sarawak and the capital of Sibu District in Sibu Division , Sarawak , Malaysia . The town is located on the island of Borneo . The town covers an area of . It is located at the confluence of the Rajang and Igan Rivers , some 60 kilometres from the ___MASK17___ and approximately north - east of the state capital Kuching . The population is mainly dominated by Chinese especially the Fuzhou people . Other ethnic groups such as indigenous Melanau , Malay , and Iban are also present in this region . The town population as of the year 2010 is 162 , 676 . Indonesia ( or ; Indonesian : ), officially the Republic of Indonesia , is a unitary sovereign state and transcontinental country located mainly in Southeast Asia with some territories in Oceania . Situated between the Indian and Pacific oceans , it is the world ' s largest island country , with more than seventeen thousand islands . At , Indonesia is the world ' s 14th - largest country in terms of land area and world ' s 7th - largest country in terms of combined ___MASK30___ and land area . It has an estimated population of over 260 million people and is the world ' s fourth most populous country , the most populous Austronesian nation , as well as the most populous Muslim - majority country . The world ' s most populous island of Java contains more than half of the country ' s population . East Malaysia (" Malaysia Timur "), also known as Sabah , Sarawak and Labuan (" Sabah , Sarawak dan Labuan ") or Malaysian Borneo , is the part of Malaysia located on the island of Borneo . It consists of the Malaysian states of Sabah , Sarawak , and the Federal Territory of Labuan . It lies to the east of Peninsular Malaysia ( West Malaysia ), which is located on the Malay Peninsula . The two are separated by the ___MASK17___ . While East Malaysia is less populated and less developed than West Malaysia , its land mass is larger and it has notably more natural resources , chiefly oil and gas reserves . Vietnam , officially the Socialist Republic of Vietnam ( SRV ), is the easternmost country on the Indochina Peninsula in Southeast Asia . With an estimated 90 . 5 million inhabitants , it is the world ' s 14th - most - populous country , and the eighth - most - populous Asian country . Vietnam is bordered by China to the north , Laos to the northwest , Cambodia to the southwest , Thailand across the ___MASK29___ to the southwest , and the Philippines , Malaysia and Indonesia across the ___MASK17___ to the east and southeast . Its capital city has been Hanoi since the reunification of North and South Vietnam in 1976 . Brunei , officially the Nation of Brunei , the Abode of Peace ( Jawi : ), is a sovereign state located on the north coast of the island of Borneo in Southeast Asia . Apart from its coastline with the ___MASK17___ , the country is completely surrounded by the state of Sarawak , Malaysia . It is separated into two parts by the Sarawak district of Limbang . Brunei is the only sovereign state completely on the island of Borneo ; the remainder of the island ' s territory is divided between the nations of Malaysia and Indonesia . Brunei ' s population was 408 , 786 in July 2012 . Sarawak is one of the two Malaysian states on the island of Borneo ( Sabah being the other state ). This territory has a certain level of autonomy in administration , immigration , and judiciary . Sarawak is in northwest Borneo , bordering the state of Sabah to the northeast , Kalimantan , the Indonesian portion of Borneo , to the south , and the independent state of Brunei in the northwest . The capital city , Kuching , is the economic centre of the state and the seat of the Sarawak state government . Other cities and towns in Sarawak include Miri , Sibu , and Bintulu . As of the 2015 census in Malaysia , the total population of Sarawak is 2 , 636 , 000 . Sarawak has an equatorial climate with tropical rainforests and abundant animal and plant species . It has several prominent cave systems at Gunung Mulu National Park . ___MASK41___ is the longest river in Malaysia ; Bakun Dam , one of the largest dams in Southeast Asia , is located on one of its tributaries , the Balui River . Mount Murud is the highest point in Sarawak .