Advertisements
Advertisements
प्रश्न
Differentiate between the-two characteristics of matter – ‘mass’ & ‘weight’.
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
Intermolecular space is maximum in .......... less in ............ and the least in .........
Fill in the blank :
The state of matter with definite volume and definite shape is called______
What is the scientific name of particles which make up mater?
Out of solids, liquids and gases, which one has :
- maximum movement of particles ?
- maximum interparticle attractions ?
- minimum spaces between particles ?
Name the scientist who studied the movement of pollen grains suspended in water through a microscope. What is this phenomenon known as?
What is meant by saying that metals are sonorous ?
State any two properties for believing that aluminium is a metal.
How would you confirm that a colourless liquid given to your is pure water ?
Calculate the concentration of a solution which contains 2.5 g of salt dissolved in 50 g of water.
9.72 g of potassium chloride dissolves in 30 g of water at 70°C. Calculate the solubility of potassium chloride at that temperature.
Which of the following represents the solubility of sugar in water at 20°C ?
State whether the following statement are true or false :
Salt and water can be recovered from an aqueous salt solution by the process of evaporation.
Fill in the following blanks with suitable words :
If a mixture contains iron filings as one of the constituents, it can be separated by using a .......................
How will you separate water from mustard oil ?
Draw a labelled diagram of the fractional distillation apparatus used for separating a mixture of alcohol and water.
What's the solution?
We need to make a sherbet quickly for some guests. But we only have sugar candy in the house.
The particles in the matter are extremely small and can be seen even with a powerful microscope.
Atoms or groups of atoms having a charge are called ______.
The fluidity of solids: ______.
Define the term matter.
