I need help lol categorize these please
For this investigation:
1 un-inflated balloon
markers
30cm(12 in) of string, or yarn
ruler or tape measure
data table
List the independent variable(s):
List the dependent variable(s):
List the controlled variable(s):
what are the variables?

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Connect the whole numbers on the periodic table to indicate what they represent?

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)