Simple Machines
Simple Machines - In all the above examples, a machine either multiplies or reduces the effect of the force that is applied. A bicycle is a machine which is used to gain speed. We gain speed by exerting additional force. When we try to ride a bicycle up a ste..
Simple Machines
A bicycle is a machine which is used to gain speed. We gain speed by exerting additional force. When we try to ride a bicycle up a steep hill, we soon realize that we gain speed by applying greater force. It is impossible to multiply both the force and gain the speed at the same tim..
Naming of Simple Compounds
Compounds formed by the combination of two different elements are called binary compounds. Example: CO, CCl 4 , H 2 S, NaCl, NH 3 , HBr. Binary compounds may be ionic or molecula..
Simple microscope Animation
Optical Instruments..
Optical Instruments..Simple pendulum Animation Wave Motion and Sound..
Wave Motion and Sound..Simple harmonic motion Animation Oscillations..
Oscillations..Heart Lung Machine
Heart Lung Machine - Before surgeons can perform open-heart surgery or heart transplants or even to correct a simple heart defect, they have to be able to open up the heart and expose the chambers. To enable this, circulation and respiration are maintained by the heart - lung ..
Which of the numbers has the word name 'four hundred seventy-six'?
Which of the numbers has the word name 'four hundred seventy-six'? => 467 or 4,706 or 476 or 4,076..
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