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- 1. Multiple Choice
Which of the following materials is not lustrous?
Gold
Silver
Wood
Diamond
- 2. Multiple Choice
Which type of the following materials is used for making the front glass (wind screen) of a car?
Transparent
Translucent
Opaque
None of the above
- 3. Multiple Choice
An oiled paper act as a _______ material.
Transparent
Translucent
Hard
Opaque
- 4. Multiple Choice
Take two samples, one is oil and other is water. Mix the two. You observe that
They are soluble.
Oil floats on water
Water floats on oil
None of the above
- 5. Multiple Choice
Which one of the following dissolve in water
Wood
Rock
Sugar
Plastic
- 6. Multiple Choice
Which of the following substance is opaque?
Wood
Glass container
Oily paper
Water
- 7. Multiple Choice
Which of the following does not float on water?
Feather
Paper
Coconut oil
Stone
- 8. Multiple Choice
Find the odd one?
Sugar
Salt
Glucose
Sand
- 9. Multiple Choice
Which of the following statements is not true?
Materials are grouped for convenience.
Materials are grouped to study their properties.
Materials are grouped for fun.
Materials are grouped according to their uses.
- 10. Multiple Choice
select the objects which is lustrous-
steel spoon
cotton shirt
plastic toy
wood
- 11. Multiple Choicefind the odd one out on the basis of there materialchairtablefootballdoor
- 12. Multiple Choicewhich of the foll is insoluble in watersugarsaltlemon juicesand
- 13. Multiple Choice
What is this object made of?TreeWoodPlasticStick - 14. Multiple Choice
Nisha was making a list of things that are obtained from plants and Amol was making a list of things that can dissolve in water. Which can be grouped in both the list?
Oil
Sugar
Cotton
Table salt
- 15. Multiple Choice
Nina had a mixture of sand and salt. Which of the following properties of salt can she use to separate them?
Salt is white in colour.
Salt dissolves in water.
Salt has a taste.
Salt is a powder.
- 16. Multiple Choice
Ramesh was applying paint on the wall during which some of the paint fell on his hands. Instead of using water, Ramesh used kerosene oil to wash his hands.
Which of the following options explains Ramesh's decision?
Kerosene is softer than water.
Kerosene smells better than water.
Paints dissolve in kerosene and not in water.
Kerosene is more easily available than water.
- 17. Multiple Choice
Which among the following are commonly used for making safety pin?
Wood and Glass
Plastic and Glass
Leather and plastic
Steel and plastic
- 18. Fill in the Blank
Materials that allow all the light to pass through them are __________________
- 19. Fill in the Blank
Materials that allow some light to pass through them___________
- 20. Fill in the Blank
Materials that allow heat to pass through them are ________________ of heat
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