Question 17:
It is best to use a bar graph when comparing items.
Question 18:
it is best to always double check your experiments and make sure that everything you use is not different to the first experiment so, I would say that you should repeat the experiment.
Answer:
18:repeat the experiment again
Explanation:
Because repeating the experiment would get rid of inaccurate data
With butter
With spices
With other foods like rice and beans
3
That is the nucleus
