Please select a subject first
Advertisements
Advertisements
Write whether the following statement is true or false
All solids, on heating, first change to the liquid and then to the gaseous state always.
Concept: undefined >> undefined
Write whether the following statement is true or false.
The intermolecular force of attraction is the weakest in gases.
Concept: undefined >> undefined
Advertisements
Answer the following in detail.
Which is the most suitable unit for measuring the volume of a cylinder of a car engine?
Concept: undefined >> undefined
Answer the following in detail.
Explain in detail why railways and airlines use the 24-hour clock format.
Concept: undefined >> undefined
Write whether the following statement is true or false.
Intermolecular force of attraction is greater in gases than in liquids.
Concept: undefined >> undefined
Write true or false for the statement. Rewrite the false statement correctly.
If the intermolecular space is more than the intermolecular force will be weaker.
Concept: undefined >> undefined
Answer the following in detail.
When are approximations necessary in daily life and when should they be avoided?
Concept: undefined >> undefined
Give reason for the following.
Body parts should not be used for correct measurements of an object.
Concept: undefined >> undefined
Give a reason for the following.
Measurements are very important for life.
Concept: undefined >> undefined
Give a reason for the following.
Measuring units are standardized.
Concept: undefined >> undefined
Solve the following numerical problem.
Express 2.25mincm?
Concept: undefined >> undefined
Solve the following numerical problem.
Express 6L in mL.
Concept: undefined >> undefined
Solve the following numerical problem.
Express 8000 g in kg?
Concept: undefined >> undefined
Write true or false for the statement. Rewrite the false statement correctly.
Solids can be compressed easily.
Concept: undefined >> undefined
Solve the following numerical problem.
20 one – rupee coins are placed one above the other. If their total height is 32 mm, find the thickness of one coin.
Concept: undefined >> undefined
Write true or false for the statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
Concept: undefined >> undefined
Solve the following numerical problem.
A piece of wire is wound around a pencil 60 times. If the total width of all the turns is 4 cm, find the diameter of the wire.
Concept: undefined >> undefined
Solve the following numerical problem.
Amit dipped a stone tied with a string in a measuring cylinder filled with water. If the initial level of water was 56 mL and after dipping the stone the final level of water was 78 mL, find the volume of the stone.
Concept: undefined >> undefined
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles move about very quickly.
Concept: undefined >> undefined
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles are quite close together.
Concept: undefined >> undefined
