Chapters
Chapter 2: Microorganisms : Friend and Foe
Chapter 3: Synthetic Fibres and Plastics
Chapter 4: Materials : Metals and Non-metals
Chapter 5: Coal and Petroleum
Chapter 6: Combustion and Flame
Chapter 7: Conservation of Plants and Animals
Chapter 8: Cell - Structure and Functions
Chapter 9: Reproduction in Animals
Chapter 10: Reaching the Age of Adolescence
Chapter 11: Force and Pressure
Chapter 12: Friction
Chapter 13: Sound
Chapter 14: Chemical Effects of Electric Current
Chapter 15: Some Natural Phenomena
Chapter 16: Light
Chapter 17: Stars and the Solar System
Chapter 18: Pollution of Air and Water
Chapter 11: Force and Pressure
NCERT solutions for Class 8 Science Textbook Chapter 11 Force and Pressure [Pages 142 - 143]
Give two examples each of situations in which you push or pull to change the state of motion of objects.
Give two examples of situations in which applied force causes a change in the shape of an object.
Fill in the blank in the following statement.
To draw water from a well we have to _________ at the rope.
Fill in the blank in the following statement.
A charged body ________ an uncharged body towards it.
Fill in the blank in the following statement.
To move a loaded trolley we have to _________ it.
Fill in the blank in the following statement.
The north pole of a magnet ________ the north pole of another magnet.
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
To stretch the bow, the archer applies a force that causes a change in its _______.
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
The force applied by the archer to stretch the bow is an example of ________ force.
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
The type of force responsible for a change in the state of motion of the arrow is an example of a _______ force.
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
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.
Squeezing a piece of lemon between the fingers to extract its juice.
In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in case.
Taking out paste from a toothpaste tube.
In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in given case
A load suspended from a spring while its other end is on a hook fixed to a wall.
In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in given case
An athlete making a high jump to clear the bar at a certain height.
A blacksmith hammers a hot piece of iron while making a tool. How does the force due to hammering affect the piece of iron?
An inflated balloon was pressed against a wall after it has been rubbed with a piece of synthetic cloth. It was found that the balloon sticks 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.
A rocket has been fired upwards to launch a satellite in its orbit. Name the two forces acting on the rocket immediately after leaving the launching pad.
When we press the bulb of a dropper with its nozzle kept in water, air in the dropper is seen to escape in the form of bubbles. Once we release the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to
(a) pressure of water.
(b) gravity of the earth.
(c) shape of rubber bulb
(d) atmospheric pressure
Chapter 11: Force and Pressure
NCERT solutions for Class 8 Science Textbook chapter 11 - Force and Pressure
NCERT solutions for Class 8 Science Textbook chapter 11 (Force and Pressure) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CBSE Class 8 Science Textbook solutions in a manner that help students grasp basic concepts better and faster.
Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.
Concepts covered in Class 8 Science Textbook chapter 11 Force and Pressure are Force - Push Or Pull, Forces Are Due to an Interaction, Exploring Forces, Force Can Change the State of Motion, Concept of Contact Forces, Concept of Non-contact Forces, Pressure, Force Can Change the Shape of an Object, Pressure Exerted by Liquids and Gases, Atmospheric Pressure.
Using NCERT Class 8 solutions Force and Pressure exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 8 prefer NCERT Textbook Solutions to score more in exam.
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