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How can you balance several nails on one nail?
in activity you learned about center of gravity. What is role of center of gravity with the nail balancer why don’t the overhanging nails tip the system over? Did you ever see a tightrope walker? They usually carry a low bending pole. Can you see a similarity with the nail balance? Do some research about…
How to Make an Ant Farm
How to make an ant colony or Make an Ant Farm (Formicarium) How to Make an Ant Farm: An ant farm also called formicarium its a container which is designed primarily for the study of ant colonies and how ants behave. In this project you can build your own an ant farm for your…
How to make Working Model of the windmill Project with Cardboard for school students
Introduction of Working Model of the Windmill Working Model of the Windmill Summery: In this article you will learn how to make working model of the windmill with using household material like cardboard paper cups etc, this projects can be demonstrate in science fair or science exhibition. Windmill or wind turbine is one of the…
Does adding salt to water lower its freezing point?
Science Fair Research Project Grade Levels: 7-9 Does adding salt to water lower its freezing point? Frozen Salt Question: Does adding salt to water lower its freezing point? Possible Hypothesis: Adding salt does/does not lower the freezing point of water. Materials: Four 8-ounce plastic cups Measuring cup Box of table salt (sodium chloride) Freezer Thermometer…
جھکڑ کیوں چلتے ہیں؟
جھکڑ کیوں چلتے ہیں؟ جوتے کے خالی ڈبے کو تجربہ گاہ بنا کر آپ یہ معلوم کرسکتے ہیں کہ ھکڑ کیوں چلتے ہیں۔ تجربے کی سائنسی حقائق کچھ یو ہیں۔ ہوا کے مختلف تودوں کے درجہ حرارت کے فرق سے آندھی آتی ہے اور جھکڑ چلتے ہیں سرد ہوا گرم ہوا سے زیادہ موٹی…
Make your own 12 tube-light Inverter at Home in Urdu
12 وولٹ انورٹر Make your own 12 tube-light Inverter at Home in Urdu. It is very simple inverter don’t need specific electronics components tube light انورٹر mein koi bhi makhsoos purzah jaat istemaal nahi kiye gaye. aam tor par aisay سرکٹس mein istemaal honay walay transformer khaas tor par bananay parte hain lekin is mein…
