Sarah wants to know which brand of nail polish lasts the longest without chipping.She buys 4 types of nail polish - Essie (which
she normally uses,) butter, OPI, and Sally Hanse. Every Sunday for 4 weeks she paints her nails with a different brand of nail polish and records how many days she lasts before she gets her first chip. She makes sure to use the same bottom coat and top coat with each types of nail polish, and she makes sure to do the same weekly routine each week so that her nails aren't getting treated more roughly different weeks. What is the independent variable
While conducting an experiment two different variables are considered namely dependant variable and independent variable. The variable which is continuously changed to see the effects is called as independent variable and the variable which is being tested is called as dependant variable.
In the given scenario, Sarah want to know best brand of nail polishes which lasts longest without chipping. Thus the different brands of nail polish used by her is considered as independent variable.
The organism belongs to the class Archea, which is a domain and kingdom of single-celled organisms, which lack a nucleus, peptidoglycan layer in the membrane, and bears 70s ribosomes. Archea are prokaryotic and are different from bacteria and eukaryotic organisms.
