Download App

Atoms and Molecules — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceAtoms and Molecules2 Marks
Question
Is it possible to see atoms these days? Explain your answer.
✓

Answer

Yes, $‘THE \ SCANNING \ TUNNELLING \ MICROSCOPE’$ enables people to see atoms. This microscope can produce computer generated images of the surface of elements which show the individual atoms. The atoms show up as blurred images.

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 "Que-Ans (Each of 2 Mark )" from Atoms and Molecules→Atoms and Molecules — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

Write down an equation that defines density.
→
When we rub two object together they become electrically charged. Where did this electric charge come from?
→
What are polyatomic ions? Give examples.
→
A force of $20 N$ acts upon a body whose weight is $9.8 N$ . What is the mass of the body and how much is its acceleration? $\left( g =9.8 ms^{-2}\right)$.
→
An echo is returned in 6s. What is the distance of reflecting surface from source? [given that speed of sound is 342m/s]
→
What is meant by the quality (or timbre) of sound? On what factor does the quality (or timbre) of a sound depend?
→
An object of mass, $m$ is moving with a constant velocity, $v.$ How much work should be done on the object in order to bring the object to rest?
→
Soni says that the acceleration in an object could be zero even when several forces are acting on it. Do you agree with her? Why?
→
Explain the meaning of the following equation of motion: $v = u + at$ where symbols have their usual meanings.
→
Define mole. What are the two things that a mole represents?
→