What two european countries led the imperialist efforts in the nineteenth century? a) britain and france b) france and germany c) germany and the netherlands d) the netherlands and britain

It would have to be A. because n Britain, the age of new imperialism marked a time for significant economic changes. Because the country was the first to industrialize, Britain was technologically ahead of many other countries throughout the majority of the nineteenth century.

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.