Download App

Matter in Our Surroundings — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceMatter in Our Surroundings1 Mark
Question
In pressure cooker water boils above 100°C. [True/ False]
✓

Answer

True.

Explanation:

Food is cooked more quickly in a pressure cooker because at the higher pressure (1 bar/ 15 psi), the boiling point of water rises from 100°C (212°F) to 121°C (250°F).

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "True-False [Che-1M]" from Matter in Our Surroundings→Matter in Our Surroundings — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

Most part of the atom is hollow.
→
State whether the following statement is true or false:
Red brown bromine vapour diffuse into air in a gas jar but the colourless air molecules do not diffuse into bromine vapour.
→
Gases can be liquified at low temperature and low pressure.
→
For the following statements, write T for True and F for False.
The mass of an electron is about $\frac{1}{2000}$ times that of proton.
→
State whether the following statement is true or false:
Radioactive isotope of iodine is used for making the medicine called tincture iodine.
→

State whether the following statement is true or false:

Milk is a pure substance.

→
State whether the following statement is true or false:
Solid carbon dioxide is stored under low pressure.
→
State whether the following statements are true or false:
Alcohol can be separated from a mixture of alcohol and water by a separating funnel.
→
State whether the following statement is true or false:
Solid carbon dioxide is stored under low pressure.
→
State whether the following statements are true or false:
The anode rays obtained from all the gases consist of positively charged particles called protons.
→