Difference between Ecological Succession and Degradation?

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic