HARD
6th Andhra Pradesh Board
IMPORTANT
Earn 100

How can you get your own distilled water in the laboratory?

Important Questions on Materials - Separating Methods

HARD
6th Andhra Pradesh Board
IMPORTANT
Draw a labelled diagram showing the experimental setup required for the sublimation of camphor?
MEDIUM
6th Andhra Pradesh Board
IMPORTANT
We know that a ship, even though it is made up of tonnes of iron, floats on water. How do you feel about the scientists who found the scientific principles and efforts in making a ship?
MEDIUM
6th Andhra Pradesh Board
IMPORTANT
Drop an egg in a beaker of water. Now drop the same egg in another beaker of water in which excessive salt is added. Write your observation.
EASY
6th Andhra Pradesh Board
IMPORTANT

Do the following activity. Write down your observations. What do you conclude?

Mix chalk powder in water.

MEDIUM
6th Andhra Pradesh Board
IMPORTANT

Do the following activity. Write down your observations. What do you conclude?

Place a piece of candle in water.

MEDIUM
6th Andhra Pradesh Board
IMPORTANT

Do the following activity. Write down your observations. What do you conclude?

Add some oil drops to a beaker of water.

EASY
6th Andhra Pradesh Board
IMPORTANT

Make a list of items from your kitchen like utensils, food ingredients, etc. Classify them as follows:

 Item   Sink/Float in water  Soluble/Insoluble in water
     
     
     
     
HARD
6th Andhra Pradesh Board
IMPORTANT
Is it possible to separate sugar mixed with wheat flour? If yes, how will you do it? If powdered sugar is mixed with wheat flour, how do you separate them?