What Is the Importance of Dietary Fats?
Fats are type of nutrient, and just like protein and carbohydrates they are an important part of the food we eat. They give us en
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Energy
What Is a Dam and How Does It Function?
Dam is a barrier built across a river or sea which is high enough to stop the water flowing over it. In a river dam, the water which is hel
How Many Bones Do Sharks Have?
The answer is zero. Did you know they have a skeleton made entirely of cartilage rather than bone as in other fishes. A shark’s…
What Is Ultrasonic and Its Application?
The ultrasonic is defined as sound waves with a frequency exceeding the human audible hearing limit. Ultrasonic sounds are too high for people to…
What Does Quantum Means?
Quantum means a definite amount. Light, heat and X-rays are forms of energy. All energy may be thought of as small amounts or packets…