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WorksheetsMatter in our surroundings - 03
Total questions: 20
Worksheet time: 10mins
In which state of matter , process of diffusion is fastest?
Liquids
Gases
Solids
Semi - solids
The substances which occupy some space and having some mass called
Particles
Impure substance
Ions
Matter
Particles of matter having space between them is called
Interstitial space
Intermolecular space
Vacant space
None of the above
On converting 250C, 380C and 660C to kelvin scale,the correct sequence of temperature will be
298 K,311 K and 339 K
298 K,300 K and 338 K
Latent heat of fusion is amount of
heat energy required to change 1 kg solid into liquid completely at its melting point.
heat energy required to convert 1 kg solid into liquid at room temperature
heat energy required to change 1 g of solid into liquid completely
heat energy required to change 1 kg of solid into liquid at any temperature.
Which of the following is most suitable for summer?
Cotton
Nylon
Polyester
Silk
When water gets solidified into ice, then heat is:
absorbed
evolved
first absorbed then evolved
initially evolved then absorbed
The physical state of a matter depends upon
temperature and pressure
temperature only
pressure only
nature of substance
A student notices that a substance "X" has fixed volume and when transferred from one container to another, it takes the shape of that container. Identify the state of matter that substance "X" belong to:
Liquid & gas
Gas
Solid
Liquid
A student adds ink to water. The ink particles spread throughout the water. Which property of water allows the ink particles to diffuse in it?
fixed volume
inability to compress
intermolecular spaces
ability to change shape
Density of a substance is defined as
ratio of mass and temperature
product of mass and volume
ratio of mass and volume
product of mass and temperature
Which of the following has minimum spaces among the particles
Solids
Liquids
Gases
None of these
In which state of matter , process of diffusion is fastest?
Liquids
Gases
Solids
Semi - solids
Which of the following is not a property of matter?
Matter is made up of extremely small particles
There is space between particles of matter
The particles of matter are in stationery state
The particles of matter attract each other.
On Converting 38°C And 66°C To Kelvin Scale, The Correct Sequence Of Temperature Will Be
311 K and 339 K
300 K and 338 K
278 K and 543 K
310 K and 338 K
when 2-3 crystals of potassium permanganate are dissolved in water, the colour of water will be
blue
green
yellow
purple pink
which of the following is matter
air
stone
cloud
all of them
the 'panch tatva' or five basic elements are air,water,fire,earth and ___________?
trees
animals
sky
moon
what is the chemical formula of potassium permanganate
PPM
KMn
KMnO
KMnO4
Which of the following cannot be considered a form of matter?
atom
water
cold
electron
