Scientists use fossils to learn about

how future organisms will interact
how living things change over time
the personalities of extinct animals
the amount of protein in an extinct animal's diet

If a robot fixed another robot is it a engineer or doctor?

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

How do ratio scale and diagrammatic scale work