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Model water wheels
A meat skewer or a knitting needle can be used as an axle. An old typewriter ribbon- spool or a sticking plaster reel is useful as a basis for these improvisations. A stream of water from a tap, or guided from a tank along a piece of rainwater spouting is a suitable source of water power.
A famous downslope wind that occurs in North America on the East side of the Rocky Mountains is called a: chinook
INTRODUCTION: Here, we shall explain the regulations which are directly or indirectly concerned with laboratory work. These regulations have legal validity. As compared to laborat
SHIFTING LOAD : When a load has to be shifted, you have to take a number of simple steps to prevent back and other muscle strain: 1. If the load is to be manually handled, an
Poisonous and Infectious Substances : These are the substances liable to cause death or serious injuries to health, if swallowed or inhaled or allowed to come in contact with skin
Explain the property of Water Water has a significant property called surface tension that markedly influences its behaviour in soils and may be measured by level of water rise
The difference between hard and soft water Collect some hard water from a stream(or make some as defined in the next experiment). Also secure some soft water like as rain wate
A series of experiments were carried out using various sizes of crushed catalyst in order to determine the importance of pore diffusion on the observed rate. a) do the data
disadvantages of protozoa
Q.How does the atmosphere act as a blanket? The atmosphere acts as a blanket by performing the following functions: (a) It keeps the average temperature of the Earth fairly c
Explain the Dyspnoea Shortness of breath or dyspnoea is a feeling of difficult or labored breathing that is out of proportion to the patient's level of physical activity. In ot
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