Advertisements
Advertisements
Question
If there is a sudden shower, we take shelter under a roof at the roadside. Even though the rain does not fall on us directly, we get wet to some extent. Why ?
Solution
The smaller particles of raindrops fall on our body and hence we get wet with these tinier particles of rainwater.
APPEARS IN
RELATED QUESTIONS
Define the following term of Matter .
Explain what happens when a beam of light is passed through a colloidal solution.
Fill in the following blanks with suitable words :
A mixture of kerosene and petrol can be separated by .....................
How would you obtain sodium chloride from a mixture of sodium chloride and sulphur without using water ?
Describe the method of separating a mixture containing common salt, sand and ammonium chloride.
How will you separate a mixture of iron filings, chalk powder and common salt ?
Draw a labelled diagram of the fractional distillation apparatus used for separating a mixture of alcohol and water.
Justify your answer.
| Figure 1 | Figure 2 | Figure 3 |
 |
 |
 |
The arrangement of particles in three different phases of matter is shown above.
- Which state is represented by Fig. 1?
- In which state will the inter-particle attraction be maximum?
- Which one of them cannot be contained in an open vessel?
- Which one can take the shape of its container?
Name the metals that are used in jewellery.
Define the term matter.
