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प्रश्न
What will happen if....? And why?
A knife is made of wood.
उत्तर
The knife is used to cut vegetables and fruits. We utilize ordinary knives made of metals such as iron because they are robust, sturdy, and durable. They can also be sharpened and shaped into the desired forms. Wooden knives cannot be used to cut or chop.
संबंधित प्रश्न
What do you observe when :
ime is dissolved in water.
Explain why, a small volume of water in a kettle can fill a kitchen with steam.
State whether the following statement is true or false :
Solid carbon dioxide is stored under low pressure.
Explain why, ice at 0° C is more effective in cooling than water at the same temperature.
Why does steam cause more severe burns than boiling water ?
Define 'melting point' of a substance ? What is the melting point of ice
On converting 308 K, 329 K and 391 K to Celsius scale, the correct sequence of temperatures will be :
When water is heated to a temperature x, it gets converted into steam at temperature x by a process called R. And when steam at temperature x is cooled, it gets reconverted into water at the same temperature x by a process called S.
- How much is the value of x in Kelvin ?
- What is the process R called ?
- What is the name of the energy absorbed during the process R ?
- What is process S known as ?
- What is the name of energy released during the process S known as ?\\
Define the following terms: Diffusion
State which of the following statement is true or false. If false write the correct statement.
The conversion of water to ice is called freezing.
