For locations on earth receive sunlight at different angles. at which of the following angels will the intensity of sunlight received be the LEAST 90 degrees
75 degrees
50 degrees
25 degrees

What is the speed of sound in water

Match your vocabulary word to its definition. 1. emigration 2. immigration 3. migration 4. overpopulation 5. sustainable development 6. under population 7. unsustainable development 8. urbanization the movement from one place to another the number of people exceeds the available natural resources in an area leaving one's homeland to settle in a new place the increase in the population of a city the movement of people to a new country the ability to meet current needs without reducing the ability to meet future needs resources being used up at a faster rate than they can be replenished birth rate insufficient to replace the existing population

The pacific islands that lie along tectonic plates may have volcanic activity are uninhabited may not have agricultural economies are located in the tasman sea