Divide distance by speed:
18 meters / 1.5 meters/ second = 12 seconds
Answer: 12 seconds
They can tell what type/species the dinosaur was
there are a reading of something like s-waves and p-waves they tell if an earthquakes coming.
Answer: Once upon a time there was a world without gravity. Billy Bob was sitting at home and his dad went to get some milk. But when he stepped out he floated away. Billy Bob never saw his dad again. The end.
Explanation:
