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10 questions
You are provided with the following materials.
(a) magnifying glass (b)mirror (c)stainless steel plate
(d) glass tumbler
Which of the above materials you will identify as transparent?
option (a) and (b)
option (a) and (c)
option (a) and (d)
option (c) and (d)
Boojai found a bag containing the following materials.Help him finding the material which are opaque.
(1) mirror (2)Paper stained with oil (3)magnet (4) glass spectacles
only (1)
only (4)
(1) and (3)
(1) and (4)
which of the following material is not lustrous?
gold
silver
diamond
wood
which of the following statements is not true?
materials are grouped according to their use
materials are grouped for fun
materials are grouped based on property
Find the odd one out of the following.
Tawa
Spade
Eraser
Pressure cooker
materials that can not be compressed easily are called ____ materials.
soft
scaly
smooth
hard
Take one glass of oil and one glass of water. Mix the two. You observe that ______
They are soluble
Oil floats on water
Water floats on oil
none of these
Materials through which objects can be seen partially____
transparent
translucent
opaque
none of these
Take a cotton ball and place it in water filled with water for 10 minutes. Will the cotton ball float or sink in water?
float
sink
Pick the material that is completely soluble in water
saw dust
Glucose
Tea leaves
stone
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