Matter in our Surroundings
Matter in our Surroundings - 7th Std Science 1st Term
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Matter is made up of atoms and _________
Molecules are made up of ______
The size of the atoms and molecules of matter is measured in ________
_________ are the buildings blocks of matter.
There exists a________ between the molecules in matter.
The force of attraction between the molecules of matter is known as _______ force.
The force that binds the molecules together is ________ force.
Air is an example of ________ state of matter.
.________ is an example of liquid state of matter.
In __________ molecules are very closely arranged.
In ________ the force of attraction between the molecules is very strong.
Solids are ________
_________ take the shape of the container.
The force of attraction between the molecules in a liquid is _________ when compared to solids.
________ occupy definite volume but have no definite shape.
______ is an example of liquid state.
The molecules of gas are _______ packed.
_________ are highly compressible.
_______ is used as fuel these days in vehicles.
Compressed Natural Gas
Liquid Natural Gas
_____ diffuse faster than liquids.
Water can exist as _______ states of matter.
On varying _________ matter will change from one state to another.
_______ can exist as three states of matter.
The temperature at which a solid melts to become a liquid is called its _______ point.
The temperature at which a liquid starts boiling is known as its ________ point.
Solid on heating changes into _________
Liquids on heating changes into ________
Water on cooling changes into ________
The intermolecular force is least in _______
One nanometer is _____ m
Matter can exist in three physical states namely _______, ________ and ______.
solid, Liquid, Gas
Temperature, Pressure, Voltage
_______ occupy definite volume but have no definite shape.
Liquefied Petroleum Gas is shortly termed as _____
_______ is neither occupies a definite volume nor posseses definite shape.
_____ are highly compressible when compared to solids and liquids.
Compressed Natural Gas is shortly termed as _____
Inter molecular space is _______ in solid.
Inter molecular space is _______ in gases.
Inter molecular forces are ______ in liquid.
Gas are easily ________
The temperature at which solid melts to become a liquid is called _______
The temperature at which a liquid starts boiling is known as its ______
Solid form of water is _____
Gases form of water is ______
One state of matter can be changed into another state by varying the ________
Match the following
- Solid a. Liquid
- Atoms b. Oxygen in the cylinder
- Water c. Tiny particles
- Gas d. Molecules are closely packed
- Solid on heating e. Exist in three states
2 1 3 4 5
5 4 2 1 3
2 4 5 3 1
5 3 1 4 2
Match the following
- Gas a. Fuel for vehicles
- 1 nano meter b. cooking
- LPG c. 10-9 m
- CNG d. To pump air
- Compresser e. Diffuse readily
5 1 2 3 4
2 5 1 4 3
4 3 2 5 1
1 4 3 2 5
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There are 48 questions to complete.