HELP ASAP I NEED SOMEONE TO HELP When are bar graphs used?

Select all that apply.

when large changes over time need to be tracked
when two sets of data are being compared
when small changes in data are being tracked
when a part is being compared to a whole

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar