Advertisements
Advertisements
प्रश्न
Fill in the blank:
The process in which a solid directly changes into a gas is called ....................
Advertisements
उत्तर
The process in which a solid directly changes into a gas is called sublimation.
APPEARS IN
संबंधित प्रश्न
What are the two conditions for the interconversion of states of matter ?
Fill in the blank:
Liquids have a definite ............
Write whether the following statement is true or false.
Only water can exist in three different states.
The process by which a solid changes into a liquid is called
- freezing
- melting
- condensation
- evaporation
Which of the following is a property of the liquids ?
- they can flow
- they are malleable
- they have a definite shape
- they are rigid
Why liquids do not have a definite shape ?
Give reason of Liquids have definite volume but no difinite shape.
Fill in the blank.
Water is a matter because it has mass and occupies _______
A measuring cylinder is filled with water to a particular mark. A piece of solid is immersed inside the measuring cylinder. State why the level of water in the measuring cylinder will rise up. If the solid is removed, what will be the new level of the water in the measuring cylinder? Give a reason for your answer.
The property to flow is unique to fluids. Which one of the following statements is correct?
