EASY
Earn 100

_______ is not soluble in water.

50% studentsanswered this correctly

Important Questions on Sorting of Materials into Groups

MEDIUM
Honey and water are _____ liquids. (miscible / immiscible)
MEDIUM
Name three objects each that are lustrous and non-lustrous.
MEDIUM
Which property of materials should not be considered while purchasing a cooking utensil?
EASY
Which property is used to describe the shine of materials?
EASY

Pick the odd one out and tell the property considered for grouping: Mango, brinjal, banana, grapes, apple.

EASY
Name two materials which do not dissolve in water and are lighter than water.
HARD
Differentiate between miscible and immiscible liquids.
MEDIUM
What are the two kinds of impurities present in water?
HARD
What is flotation? Explain with examples.
MEDIUM
Which property of materials should a blacksmith keep in mind while making a hammer?
EASY
We cannot see anything through an opaque material.
MEDIUM
Sonal was filling a glass with tap water for drinking. Her mother asked her to discard tap water and drink water only from the water purifier. Why did Sonal's  mother not let her drink the tap water? What is the function of a water purifier?
MEDIUM
The liquids which mix completely with each other are called
MEDIUM
The metal surface freshly rubbed with a sand paper has _____.
MEDIUM
Sand, pencil shavings, and chalk are _____ in water.
MEDIUM
Why do fish in a shallow pond die during summers?
EASY

Fill in the blank with a similar pair of word.

Soluble:salt ::_____(Insoluble/Solvent):dust.

MEDIUM
Why is copper used for making wires? Name another metal used for this purpose.
MEDIUM
Which of the following is a bad conductor of heat?
EASY

Pick the odd one out and tell the property considered for grouping: Pencil, rubber, sharpener, compass, handkerchief.