₹25.00
Materials:-
1.Pencils
2. rubber bands
3. cardboard box.
Some details about products:-
In this activity, The longer length of the rubber
band makes a low, long, heavy sound and vibrates at a
slower rate of frequency. The shorter length of the rubber
band makes a high, short sound and vibrates at a
faster rate or frequency. The shorter length causes
the band to vibrate faster and produces a higher pitch.
Materials:-
1.Pencils
2. rubber bands
3. cardboard box.
Some details about products:-
In this activity, The longer length of the rubber
band makes a low, long, heavy sound and vibrates at a
slower rate of frequency. The shorter length of the rubber
band makes a high, short sound and vibrates at a
faster rate or frequency. The shorter length causes
the band to vibrate faster and produces a higher pitch.
Materials
1. Cardboard roll
2. 2 plastic cups
3. mobile/phone.
More details about our product:-
This speaker is made at a low cost, So everyone can
easily make it. All you do is cut two…
Materials:-
1.Plastic pipe
2. plastic bottle
3. one tape and scissors.
Some details about our products:-
When we blow the horn it comes sound because
of vibration in the air. Sound is produced due to
phenomenon.
Materials:-
1.Rubber bands
2.cardboards
Some More Details About Our Products.:-
This activity works when we stretch the rubber band
then it will jump and make a sound.
10. Multiple reflections of light.
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