Matter in Our Surroundings
Presentation
•
Chemistry
•
9th Grade
•
Medium
Sirisha K
Used 144+ times
FREE Resource
6 Slides • 10 Questions
1
Matter in Our Surroundings
2
Matter
Matter is anything that has mass and occupies space.
There are three states of matter in our surroundings.
3
States of matter
Solid State
Liquid state
Gaseous State
4
Solid State
Particles have definite shape and volume
Particles have least interparticle space and very high inter particle force of attraction
They have high density and negligible compression
5
Liquid State
Particles have definite volume but no definite shape
Particles have low interparticle space and moderate inter particle force of attraction
They have low density and slightly compressible
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Gaseous State
Particles have no definite volume and no definite shape.
Particles have high interparticle space and least/negligible inter particle force of attraction.
They have least density and highly compressible.
Gases are highly diffusible
7
Multiple Choice
Which of the following is correct order of forces of attraction?
Water > Air > Sand
Air > Sugar > Oil
Air < Water < Sugar
Salt > Air > Juice
8
Multiple Choice
which of the following is matter
air
stone
cloud
all of them
9
Multiple Choice
the 'panch tatva' or five basic elements are air,water,fire,earth and ___________?
trees
animals
sky
moon
10
Multiple Choice
Particles of matter having space between them is called
Interstitial space
Intermolecular space
Vacant space
None of the above
11
Multiple Choice
The substances which occupy some space and having some mass called
Particles
Impure substance
Ions
Matter
12
Multiple Choice
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.
13
Multiple Choice
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
14
Multiple Choice
In which state of matter , process of diffusion is fastest?
Liquids
Gases
Solids
Semi - solids
15
Multiple Choice
How many states of matter are there in our surroundings
3
4
5
2
16
Multiple Choice
Seema took a 100 ml beaker and filled half the beaker with water and marked the level of water. She dissolved some salt with the help of a glass rod and recorded water level again.
The water level increases appreciably
The water level decreases
The water level remains the same
There is little increase in water level.
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