Discuss how the research in this article shows how new technology and experimental methods can lead to changes in theories.

New research shows how technology and experimental methods in science can always help and be of help when trying to find out the fine details and see how a theory should be updated and what is needed to be corrected in a certain hypothesis or theory. 

Dinosaurs they are termed as a diverse group of reptiles. They first appeared in the time of triassic.

After triassic and jurassic extinction event, dinosaurs became terrestrial vertebrates.

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the speed increase from w to x due to increased gravity force

the speed decreases from x to y due to decrease in gravity