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Extra questions for Sorting Materials into Groups



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Question 1
VERY SHORT TYPE OF QUESTIONS: [1-2 marks]
(i).Name one material that float on kerosene?
(ii).Give one example of shining object.
(iii).Name two gases which are soluble in water.
(iv).Name two materials which are soft.
(v).List the materials which make a pen.
(vi).Define non-metal.

Question 2
SHORT TYPE OF QUESTIONS: [2-3 marks]
i.What do you understand by the term miscible liquids? Give one example of it.
ii.Why water is called universal solvent? Name a gas that is insoluble in water.
iii.List any two properties of materials.
iv.What kind of materials are said to be opaque? Give on example.
v.Define the term diffusion.
vi.List three general characteristics of metal.
vii.What is homogeneous mixture? Give one example

Question 3
SHORT ANSWER TYPE QUESTION [2-3 MARKS]
i.There are thousands of items in a grocery shop. Yet how the shopkeepers deliver the items so quickly.
ii.Differentiate between naturally occurring and man-made materials.
iii.How do aquatic plants and animals survive in water? What do you understand by the term solubility?
iv.Define matter. Name the three states of matter.
v.Classify the following as transparent, translucent and opaque.
Wood, air, oil on sheet of paper, spectacles, plastic spoon, butter paper, wall, velvet curtain, sun glass, magnifying glass

Question 4
GIVE REASONS FOR THE FOLLOWING: [1-2 marks]
  1. Tumbler is not made up of cloth.
  2. Handles of utensils are made of plastic or wood.
  3. Grouping of objects is beneficial.
  4. Sponge can be scratched easily with a metal key.
  5. We don’t hide behind a glass window.



LONG ANSWER TYPE OF QUESTIONS/ HOTS/ SKILL BASED [3-5 marks]

Question 5

Study the diagram below and answer the following questions:

  1. Out of fig a and b which one will form a solution?
  2. Justify your answer.
  3. Why the colour of water in fig a is different from fig b?

Question 6
On what basis do we classify objects? Give some examples.

Question 7
Why some shining materials eventually loose their shine and appear dull in due course of time? Is the loss of shine permanent?

Question 8
Study the diagram below and answer the following questions:

  1. Why the dry leaf float and not the stone?
  2. Give one example each of material that will float and sink in water other than the above two.
  3. What will happen to honey if it is dropped in water?

Question 9
Study the diagram below and answer the following questions:

  1. Which of the fig a or b will form a solution and why?
  2. What will happen in fig a after some time?
  3. If sugar was replaced with oil in fig b, what would be your observation?

Question 10
Ramesh has three glass windows in his study room. He painted one of his glass window pane with yellow colour, the other one with black and he left the third one as it is.
  1. Through which window pane can he see the outside clearly?
  2. Through which window he will not be able to see at all?
  3. What will happen when he views outside through the yellow window pane.

Question 11
Complete the following table:


Question 12
“Some substances may float in water but sink in oil” do you agree with this statement? Justify your answer with at least three examples.

Question 13
Given below is a table consisting of some items. Please tick the appropriate materials with which it can be made.



Question 14
Given below is list of pair of substances that may or may not float in water kept in a tumbler. Put the tick in appropriate box.


Question 15
Given below is a list of objects. Write down all the materials with which those objects can be made.



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