Answer:
Different brands of nail polishes used by Sarah.
Explanation:
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.
Answer:
no
Explanation:
synthetic folic acid is way more harmful then the natural folate in foods, it may build up in the body and raise cancer, and synthetic copies of natural chemicals are not as good for you
11)B 12)D 13)D 14)A 15)D 16)A 17)A 18)B 19)A 20)B 21)B 22)C
Pregnancy. the body needs to gather nd make a new set of cells to build the baby
Answer:
Explanation:
C. the waves that heat a cup of water in a microwave oven (sorry if it is wrong)
