They move in a waves motion
Yo tengo quince y soy de cali y estoy viviendo en mexico
Answer:
l think C am not pretty show
Because other scientists and science in general rely on their collegues' research which in turn allows development of our knowledge on the given subject. The more dont-to-earth reason may be safety. If someone performs an experiment without knowledge of its true results it might result in some danger to the safety of those perforning it without knowledge of all the risks.
