A rough drawing drawn without a scale is called a sketch map. A sketch is a drawing mainly based on memory and spot observation and not to... View Article
When the cyclist bends while taking a sharp turn, the component of his weight provides the necessary centripetal force and this reduces his... View Article
Use the relation One mole of molecules = Gram molecular mass of a substance Mass = number of moles × molar mass Number of moles = 0.2mol... View Article
The amoeboid shape of WBCs helpful them to squeeze out through the capillary wall. White blood cells help in defence mechanism for our body.... View Article
To calculate the speed of a moving vehicle, the distance between two points have to be measured and the time in which the distance was covered.... View Article
If Z = 6, that means atomic number of the element is 6. The electronic configuration of the element is 2,4. Since it has 4 electrons in its... View Article
