you need scientist because without them how would we have rockets or any technology
The instruments that scientists need.
You need to study the scientists because otherwise they evolve while no one is looking!If you meant to ask "why do you need to study the SCIENCES?" then click on the related question below!
Because it is possible- if you don't need a step skip it.
You need to rephrase the question
Before the scientific revolution scientists would do mostly observations. These observations are what lead to the rise of patterns and the need for the scientific revolution.
Telling other scientists about your results is VERYimportant, because this can increase the body of knowledge
Scientists and cooks need to control where there hair falls. They do not want the hairs to interfer with an experiment.
Math is needed for many reasons.
Test
Because they need study.
to observe the solar system
scientists use spacecraft without people to explore space because scientists need to know more about space and the solar system