Question

Fill in the blanks:

1. Radius of a thin wire is measured by____

2. Negative acceleration is called ____

3. The slope of the distance - time graph shows____

4. An example of a substance that sublimes is ___________

5. Chromatography is based on the principle of ________
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Answer 1

Answer:

1)screw gauge

2) Velocity

3) speed

4)Dry ice

5)Chromatography is based on the principle where molecules in mixture applied onto the surface or into the solid, and fluid stationary phase (stable phase) is separating from each other while moving with the aid of a mobile phase.

Explanation:

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