Answer this It is important to design experiments so that they are

1. Understandable by everyone

2. Impossible to copy

3. Repeatable

4. Scientific

5. Manipulatable

Any vitamins or supplements can be obtained without prescription and are widely used as alternative from western medications. most supplements are not valued by the fda or any other drug and food agencies.

The phase where ice changes directly to gas is called sublimation 

The question is incomplete. complete question is attached belowanswer: correct answer is option b  i.e.  solid particles  reason: filter paper has small pores, through which smaller particles can pass through. however, solid particles  have relatively larger size. hence, they are least likely to pass through.