Ukuran huruf
Lembar kerjaMATTER IN OUR SURROUNDINGS
Total soal: 15
Worksheet time: 8mins
In which state of matter , process of diffusion is fastest?
Liquids
Gases
Solids
Semi - solids
The state of matter which is found to be more stable at lower temperature:
Solid
Liquid
Gas
BEC
During summer, water kept in an earthen pot becomes cool because of the phenomenon of:
diffusion
transpiration
osmosis
evaporation
A few substances are arranged in the increasing order of 'forces of attraction'between their particles.Which one of the following represents a correct arrangement?
Water,air,wind
Air,sugar,oil
Oxygen,water,sugar
Sugar,juice,air
On which factors evaporation does not depend
Humidity
Temperature
Surface area
Quality of matter
The fifth state of matter is given by?
Subhash Chandra Bose
Albert Einstein
Satyendra Nath Bose
Both Satyendra Bose and Einstein
which condition out of the following will increase the evaporation of water?
increase in temperature of water
decrease in temperature of water
less exposed surface area of water
adding common salt to water
Which of the following is not a characteristic of matter?
Matter is made up of extremely small particles
There is no space between particles of matter
The particles of matter are continuously moving
The particles of matter attract each other.
Ice floats on water because
it has higher density than water
it has lower density than water due to more volume
it is solid
it is low melting solid
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 cannot be separated by sublimation?
Iodine and NaCl
Iodine and Ammonium chloride
Camphor and Sodium chloride
Naphthalene and Sand
The process of evaporation causes:
(a) heating
(b) cooling
(c) increase in temperature
(d) none of these
Which of the following statements is not correct?
(a) Matter is continuous in nature.
(b) Inter-particle spaces are maximum in the gaseous
state of a substance.
(c) Particles which constitute the matter follow a
zigzag path.
(d) Solid state is the most compact state of a
substance.
The process in which solid is directly convert into gas is called
Condensation
Boiling
Evaporation
None of the above.
Convert 473k into degree Celsius
(a)
