The solid matrix in cartilage is composed of proteins and sugars. The cells in cartilage are widely spaced.
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Tendons connect muscles to bones. They are fibrous tissues with great strength but limited flexibility, unlike ligaments which are very elastic.
Ligaments connect bones to each other. They are very elastic, have considerable strength, and contain very little matrix.
An electric heater is a household appliance that operates based on the heating effect of electric current. When electric current flows through the heating element, it converts electrical energy into heat energy, providing warmth.
An electric lamp of 100 watts used for 10 hours in a day consumes 1 kilowatt hour (kWh) of energy, which is equivalent to 1 unit of energy. This is calculated by converting the total watt-hours into kilowatt-hours.