Advertisements
Advertisements
Question
Fill in the blank :
The substances which can flow are called ________
Advertisements
Solution
The substances which can flow are called fluids.
APPEARS IN
RELATED QUESTIONS
Which one is a kind of matter:
Classify the following into elements, compounds and mixtures:
- Sodium
- Soil
- Sugar solution
- Silver
- Calcium carbonate
- Tin
- Silicon
- Coal
- Air
- Soap
- Methane
- Carbon dioxide
- Blood
Explain why air is used to inflate tyres.
What is meant by saying that metals are malleable and ductile ?
Which one of the following is not a metalloid ?
The elements which normally exist in the liquid state are :
On the basis of composition of matter, milk is considered to be :
There are three substances X, Y and Z. The substance X does not have a fixed melting point or boiling point and it still shows the individual properties of its constituents. The substance Y is a pure substance which occurs in nature as such. The substance Y has a fixed melting point and boiling point but it cannot be broken down into simpler substances by any chemical means. The substance Z is also a pure substance whose properties are entirely different from those of its constituents. The substance Z can, however, be divided by electrolysis into two substances which belong to the same class of substances as Y.
- What type of substance could X be ? Name one substance like X.
- What type of substance could Y be ? Name one substance like Y.
- What type of substance could Z be ? Name one substance like Z.
- Which process involves absorption or release of an appreciable amount of energy : formation of substance X or formation of substance Z ?
- Name the three groups into which all the substances like Y are divided on the basis of their properties.
Fill in the following blank :
A colloid is a ..............mixture and its components can be separated by the technique known as ...............
You have been given a suspension and a solution. How could you tell the difference between them by their appearance ?
What difference in the property of two miscible liquids enables their separation by fractional distillation ?
Name the process which can be used to recover salt from an aqueous salt solution.
Fill in the following blanks with suitable words :
If a mixture contains iron filings as one of the constituents, it can be separated by using a .......................
Describe the method of separating a mixture containing common salt, sand and ammonium chloride.
The technique which is used to separate particles of a solid suspended in a liquid quickly is called :
Write a few lines on the blackboard with a chalk. Now observe the chalk. What changes do you see in the chalk?
Wipe the board with a duster and then tap the duster against the table. What do you see?
The particles in the matter are extremely small and can be seen even with a powerful microscope.
The most reactive metal is ______.
Gases change to liquid by the process of ______.
