Hurricane:ocean thunder: rain
The theory of the continental drift explained how the continents had shifted their original positions. Once all joined together, as a "Urkontinent." Many people thought it was the mountains making them sink, but then that was dismissed because continental rocks were too light to sink to the ocean floor.
Mass: mass is the amount of material in an object. Mass is measured with a balance, usually in grams or kilograms
Volume: volume is the amount of space occupied by an object. Volume is measured using a graduated cylinder or is determined by calculation using the dimensions of the object. Volume is measured in cm3, m3, mL and L.
Density: Density is a mass to volume ratio. Density can be used to identify a substance because every pure substance has a unique density value. Objects with smaller densities will float in liquids that have greater densities.
Paid time off is referred to as PTO. Businesses may use this term in place of vacation time, sick leave, personal leave, or other words to describe their policies about paid time off for employees.
<span>These such people are possibly oceanographers. These type of scientists cover a wide range of marine life and ecosystems. They study plate tectonics and the geology of the sea floor. I am sure that they would also track changes in the Arctic ice cap.</span>