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Physical Quantities and Measurement PHYSICS - Physical Quantities and Measurement

ICSE - STD 8 - PHYSICS (ICSE - English Medium). 67 questions in this chapter.

Question types

Physical Quantities and Measurement question types

67 questions across 8 question groups — pick any mix to generate a PHYSICS paper with step-by-step answer keys.

67
Questions
8
Question groups
5
Question types
Sample Questions

Physical Quantities and Measurement questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark
Which of the following natural phenomena takes place due to convection currents?
  • A
    land breeze
  • B
    sea breeze
  • C
    westerlies
  • ✓
    ail of these

Answer: D.

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Q 2MCQ1 Mark
In convection currents, hot air moves $–$
  • ✓
    upwards.
  • B
    downwards.
  • C
    to the left.
  • D
    to the right.

Answer: A.

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Q 3MCQ1 Mark
When a substance is heated, its density $–$
  • A
    decreases.
  • B
    increases.
  • C
    remains the same.
  • D
    becomes zero.
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Q 4MCQ1 Mark
For a given rise in temperature, the increase in density is maximum in case of $–$
  • ✓
    gases.
  • B
    liquids,
  • C
    solids.
  • D
    none of these

Answer: A.

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Q 5MCQ1 Mark
The markings on the hull of the ship that indicate the level to which the ship can be submerged in sea water are called $–$
  • A
    horizontal lines.
  • B
    vertical lines,
  • C
    skew lines.
  • D
    Plimsoll lines.
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Q 19[3 Mark Question Answer]3 Marks
A rectangular piece of wood measures $4 \ cm$ by $6 \ cm$ by $8 \ cm$ and has a mass of $20 g$. What is the density of the piece of wood? Will this piece float in water or not?
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Q 24[5 Mark Question Answer]5 Marks
An empty $RD$ bottle weighs $60\ g$ but weighs $120\ g$ when completely filled with water. When the bottle is completely filled with an unknown liquid, it weighs $90 \ g$. Calculate the
$a$. volume of the $RD$ bottle.
$b$. density of the unknown liquid.
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Q 35Match the following.5 Marks
 $1.$Mass  $a.$relative density bottle
 $2.$Volume  $b.$lactometer
 $3.$Sea breeze  $c.$Eureka can
 $4.$Density of milk  $d.$physical balance
 $5.$Relative density  $e.$convection currents
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