Advertisements
Advertisements
प्रश्न
Differentiate between the-two characteristics of matter – ‘mass’ & ‘weight’.
Advertisements
उत्तर
Mass :
- The amount of matter in a body.
- It is measured in Kilograms (kg).
Weight :
- Due to the pull of gravity on a body.
- It is measured in Newtons (N)
APPEARS IN
संबंधित प्रश्न
Define the term matter. What is it composed of?
Fill in the blank
Any matter which has a definite _______ but no definite shape is called a _______
When a crystal of potassium permanganate is placed in a beaker, its purple colour spreads throughout the water. What does this observation tell us about the nature of potassium permanganate and water?
Explain why air is used to inflate tyres.
Which of the following is a mixture ?
Salt, Air, Water, Alum, Sugar
How would you confirm that a colourless liquid given to your is pure water ?
What happens when the temperature of a saturated sugar solution is increased ?
What will happen if a saturated solution is :
- heated
- cooled
What is the effect of temperature on the solubility of solids in liquids ?
What is a suspension ? Give two examples of suspensions.
What is a colloid ? Give two examples of colloids (or colloidal solutions)
What type of magnet is fitted on a crane to separate scrap iron objects from a heap of waste materials in factories ?
Name the process you would use to separate a mixture of water and alcohol.
Fill in the following blanks with suitable words :
The separation of liquids by fractional distillation is based on the difference in their .....................
How will you separate a mixture containing sand and sugar ?
How is water purified on a large scale at water works ? Explain with the help of a labelled diagram. Name the substance which is added to kill germs in the drinking water supply ?
Which of the following cannot be separated from air by the process of fractional distillation ?
Name one pair of liquids which can be separated by using a separating funnel.
State whether true or false. If false, correct the statement.
Oil and water are immiscible with each other.
Define the term matter.
