How to make capacitor with aluminium foil and paper How to make capacitor with aluminium foil and paper cup : A capacitor is a device for storing a small electric charge. When two conductive plates are separated by a small insulator called a dielectric, they produce an electric field. Aluminum foil is conductive while cling wrap…
Make your own very simple Clip motor “DC Motor” Linear motor movement can be changed into rotation. For its construction you need following material. Materials paper clip(2), adhesive tape, magnet, enameled wire, sand paper or matte knife and battery. diagram Watch Video: Experiment2: Clip motor Materials: Enamel coated copper wire, Metal paper clip (2), 1.5…
Make a Handmade Spectroscope Measure a Light Wavelength! Concept: Light is a kind of wave How Do You Measure a Light Wavelength? Introduction: As you know, light is a kind of electromagnetic waves and its wavelength is 400 nm(Violet)～800nm(Red). T.Young measured the light wavelength for the first time using interference of light by double slits….
Concept: We can make a spectroscope using a CD instead of replica grating. Introduction: CD (Compact Disc) is used as a music media and a kind of computer memory media. When you look at the surface of CD under a fluorescent light or sunlight, you can see something like a rainbow. The reason is that…
Make your own simple homemade paper cup speaker. This project required material is a paper cup or tin can, adhesive tape, double sticky tape, magnet, enameled wire, sandpaper or matte knife, and radio. Paper Cup Speaker Construction show in the diagram Watch Video Make Your Own Paper Cup Speaker:
Level: Elementary/Secondary Concept: Equipment for static electricity Introduction: In order to show the facts, “There are two kinds of charges, like charges repel and unlike charges attract.” directly to your students, this equipment is very effective and convenient. We can use this equipment in testing the nature of magnetic force. Materials: a rubber stopper (NO.11)…
Build Vacuum pump from Bicycle Pump Materials a) a bicycle air pump b) a 10ml syringe ) a disposal infusion set (HANACO +, made in China) d) plastic tube (internal diameter 6mm, length 50 cm) Fabrication 1. Take a bicycle air pump apart, reverse the packing at the top of the piston rod and set…
Homemade Vacuum Pump Introduction: Homemade Vacuum Pump : Air is so close to us that we don’t feel its existence. We can find that it has weight and air pressure is caused by its weight only by making a vacuum. We can make our own vacuum pump using low cost materials. There are three types…
Franklin motor Materials two aluminum cans，plastic cup, snap, pushpin, polystyrene foam board, styrene foam pillar, aluminum foil, paper clip, adhesive tape, vinyl pipe, and kitchen paper Construction A hole is made at the center of the bottom of a plastic cup. Put the snap in the cup to make a bearing. Eight pieces of aluminum…
Homemade Simple Pinhole Lens Camera Simple Pinhole camera is an interesting activity to understand the principle, construction and working of a modern Camera, you can use simple household things to make it and can observe its working as well. Level: Elementary/Secondary Concept: Both a pin-hole camera and a lens camera produce real image on the…
Fun science experiment with hydrogen and oxygen to produce water Materials dry battery (1.5V), hydrogen peroxide, water tank, PET bottle (4), straw (4), dilute hydrochloric acid or diluted sulphuric acid, electric igniter and plastic bag with zipper Procedure Four PET bottles that make the cap the hole and pass the straw are prepared. The manganese…
Watch Full instruction in Video How to Make Hydrogen Gas Production of Hydrogen Gas There are several ways used in production of hydrogen gas. The response of certain metals with acid or water, When water undergoes electrolysis, The reaction of hydrocarbons with steam, are some methods used in hydrogen gas production. Production of Hydrogen Gas…