Science
A blacksmith hammers a hot piece of iron while making a tool. How does the force due to hammering affect the piece of iron?
Force
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Answer
The muscular force applied by the blacksmith on the hot piece of iron changes the shape of the iron and hence, it can be moulded in any desired shape.
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Related Questions
An archer stretches her bow while taking aim at the target. She then releases the arrow, which begins to move towards the target. Based on this information, fill up the gaps in the following statements using the following terms.
muscular, contact, non-contact, gravity, friction, shape, attraction
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(b) The force applied by the archer to stretch the bow is an example of …………… force.
(c) The type of force responsible for a change in the state of motion of the arrow is an example of a …………… force.
(d) While the arrow moves towards its target, the forces acting on it are due to …………… and that due to …………… of air
In the following situations, identify the agent exerting the force and the object on which it acts. State the effect of the force in each case.
(a) Squeezing a piece of lemon between the fingers to extract its juice.
(b) Taking out paste from a toothpaste tube.
(c) A load suspended from a spring while its other end is on a hook fixed to a wall.
(d) An athlete making a high jump to clear the bar at a certain height.
An inflated balloon was pressed against a wall after it had been rubbed with a piece of synthetic cloth. It was found that the balloon stuck to the wall. What force might be responsible for the attraction between the balloon and the wall?
Name the forces acting on a plastic bucket containing water held above ground level in your hand. Discuss why the forces acting on the bucket do not bring a change in its state of motion.