Make science class fun with these FREE downloadable worksheets on science and technology to learn about animals, appliances, clocks, weather and seasons. Click the images or links to download the worksheets on science and technology. Print on paper size 8.5×11 inches, portrait orientation and have fun colouring. Images on the …
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A dryer is a heating device for clothes. The heating element in a dryer can be fuelled by electricity, natural gas, or propane gas. A dryer has a rotating tumbler that holds the clothes. The electric or gas-powered heater heats the air that is drawn through the clothes as they …
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A hair dryer is a heating device for drying hair fast. It uses the motor-driven fan and the heating element to transform electric energy into convective heat. When you plug in the hair dryer and turn on the switch, current flows through the hair dryer. The circuit first supplies power …
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An iron is a heating device for clothes. It relies on a basic combination of heat and pressure to remove wrinkles from clothing. If an electric current is passed through a coil or other heating element present in the iron, it becomes very hot. This heat is then transferred to …
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A microwave is a heating device for food. It cooks by causing the molecules in food to vibrate, which creates heat. The different parts of a microwave work together to cook food properly. There are 3 contributing factors to this process. A main component called a magnetron generates electromagnetic waves inside the …
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