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Practice that never repeats
CBSE · Class 6 · Science

Materials Around Us

Standard difficulty · 20 questions · 40 marks

Name: Date: Score: ____ / 40

Show your working for Sections B and C. Answers are on the last page — try every question first!

Section A — Choose the correct answer8 × 1 = 8 marks
1.
Anything that has mass and takes up space is called:
  1. heat
  2. light
  3. energy
  4. matter
2.
Which of these is TRANSLUCENT?
  1. frosted glass
  2. an iron sheet
  3. a brick
  4. wood
3.
Which of these is OPAQUE?
  1. butter paper
  2. tracing paper
  3. glass
  4. cardboard
4.
Which of these is soluble in water?
  1. vinegar
  2. cooking oil
  3. sawdust
  4. sand
5.
Which of these floats on water?
  1. a stone
  2. a coin
  3. a dry leaf
  4. a glass marble
6.
Which of these is lustrous (shiny)?
  1. cotton cloth
  2. clay
  3. copper
  4. paper
7.
In a float-or-sink test, 16 of 21 objects floated. How many sank?
  1. 37 objects
  2. 16 objects
  3. 5 objects
  4. 6 objects
8.
Each spoon of salt weighs 25 g. 3 spoons are dissolved in water. How much salt is in the water?
  1. 75 g
  2. 28 g
  3. 100 g
  4. 50 g
Section B — Short answer8 × 2 = 16 marks
9.
What is matter?
10.
Is each "transparent", "translucent" or "opaque"? (a) oiled paper (b) wood
11.
Write "soluble" or "insoluble" in water: (a) honey (b) sand
12.
Does it "float" or "sink" in water? (a) a glass marble (b) an iron nail
13.
Write "lustrous" or "non-lustrous": (a) clay (b) chalk
14.
Name a good material for each and the property that makes it suitable: (a) a window (b) a summer shirt
15.
A shopkeeper puts 7 bottles of 150 mL each into a box. How many millilitres is that? How many litres? (1 L = 1000 mL)
16.
A pan has a body of 2 hundred grams of steel and a handle of 6 hundred grams of plastic. What is its total mass in grams?
Section C — Word problems4 × 4 = 16 marks
17.
Classify these materials as transparent, translucent or opaque: glass, butter paper, wood, clean water, frosted glass, steel.
18.
Sort these into transparent, translucent and opaque: wood, an iron sheet, clean water, oiled paper, tracing paper, cardboard. Which group would you use for a bathroom window, and why?
19.
Plan an experiment to test which of these dissolve in water: vinegar, salt, sand, cooking oil. What result do you expect for each?
20.
You test an ice cube, a dry leaf, a key, a plastic bottle cap, a glass marble, a steel spoon in a bucket of water. (a) Which float and which sink? (b) How many float? (c) Name one material that floats though it is heavy.
AmbifulWorksheets
Practice that never repeats
CBSE · Class 6 · Science

Answer key

Materials Around Us · AW-6S-MAT-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(d) matter—
2(a) frosted glass—
3(d) cardboard—
4(a) vinegar—
5(c) a dry leaf—
6(c) copper—
7(c) 5 objects21 − 16 = 5
8(a) 75 g25 × 3 = 75
9Anything that has mass and takes up space.—
10(a) translucent (b) opaque—
11(a) soluble (b) insoluble—
12(a) sinks (b) sinks—
13(a) non-lustrous (b) non-lustrous—
14(a) glass: transparent, lets light in (b) cotton: soft and absorbs sweat—
151,050 mL; 1.05 L7 × 150 = 1050
16800 g200 + 600
17Transparent: glass, clean water. Translucent: butter paper, frosted glass. Opaque: wood, steel.—
18Transparent: clean water. Translucent: oiled paper, tracing paper. Opaque: wood, an iron sheet, cardboard. Translucent: it lets light in but people cannot see in clearly.—
19Take the same amount of water in four glasses, add one spoon of each, stir and wait. Soluble: vinegar, salt. Insoluble: sand, cooking oil.—
20(a) Float: an ice cube, a dry leaf, a plastic bottle cap; sink: a key, a glass marble, a steel spoon (b) 3 (c) A large wooden log (or a ship made of steel).—