How do lines of latitude and longitude people to locate places on earth?

The smallest parts of these that retain their original properties are called

All annelids and arthropods have a blank body plan . unlike annelids, arthropods also have blank . the circulatory system of annelids is blank , while circulatory system of arthropods is blank .

Achange in which factor will affect the rate of reaction only when gases are involved? temperature pressure surface area concentration