Since water has a density of 1 g/cm 3, a 1 g object will displace 1 cm3 of water. An object with a mass of 25.2 g can displace up to 25.2 cm 3 of water. If the object has a volume greater than 25.2 cm 3, it will stop sinking before it is fully immersed in the water. In other words, it will float.
More than 80% of all food consumed in Cuba is imported due to a drastic decline in the countryâs farm output since 2001. Tourism and family remittances are the main source of foreign exchange in Cuba. Cuba exports the services of its doctors and health personnel to other countries. Cuba's trading gap with Venezuela has jumped by 575% from $706 million in 2002 to $4.06 billion in 2008.
Venezuela produced 3.5% of the world's oil exports in 2015, amounting to $27.8 billion. 8. Angola. The Republic of Angola, in the southern portion of Africa, is the world's eighth-largest oil exporter. About 4.1% of the world's 2015 oil exports came from Angola, and they had a value of $32.6 billion.