The field of chemistry had incredible advancements in a very short time period, from the mid-1800s to the early 1900s. it was during this time period that the scientific community saw the need for the regulation of the growing number of chemical discoveries. what were the early committees trying to regulate?

An airplane flies eastward and always accelerates at a constant rate. at one position along its path it has a velocity of 34.3 m/s, it then flies a further distance of 40100 m and afterwards its velocity is 47.5 m/s. find the airplane\'s acceleration and calculate how much time elapses while the airplane covers those 40100 m.

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?

The energy released by a nuclear fusion reaction is produced when