Download App

Atoms and Molecules — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceAtoms and Molecules2 Marks
Question
Why is it not possible to see an atom even with the most powerful microscope?
✓

Answer

Atoms are the building blocks of nature. They are tiniest particles in nature and optical microscopes cannot magnify the image of such a tiny object, so that becomes visible to us. It is possible to watch an atom under an electron microscope.

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 "Answer the questions.[Che-2M]" from Atoms and Molecules→Atoms and Molecules — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

What is the composition (in per cent) of brass alloy?
→
Predict the total number of atoms in case:
Hydrogen sulphide.
→
How many moles of calcium carbonate (CaCO3) are present in 10g of the substance?
(Ca = 40u; C = 12u; O = 16u)
→
What are the characteristics of the particles of matter?
→
What is an ion? How is an ion formed? Explain with the help of two examples of different ions.
→
When water is cooled to a temperature x, it gets converted into ice at temperature x by a process called P. And when ice at temperature x is warmed, it gets reconverted into water at the same temperature x in a process called Q.
  1. What is the value of temperature x in Kelvin?
  2. What is the process P known as?
  3. What is the name of energy released during process P?
  4. What is the process Q known as?
  5. What is the name of energy absorbed during process Q?
→
Which contains more heat, 1kg of ice at 0°C or 1kg of water at 0°C? Give reason for your answer.
→
What is meant by the symbol of an element? Explain with examples.
→
What about a rubber band, can it change its shape? Is it solid?
→
Classify the following into solution, suspensions and colloids:
Soda-water, Milk, Brine, Blood, Ink, Smoke in air, Chalk water mixture, Milk of Magnesia, Shaving cream, Muddy river water.
→