What is the name given to the belief that the united states had the right and duty to expand across the north american continent?

they all focused on themes about the inevitability of death.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.

answer; they are called (pebbling);