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Chapters
2: Health and Diseases
▶ 3: Force and Pressure
4: Current Electricity and Magnetism
5: Inside the Atom
6: Composition of Matter
7: Metals and Nonmetals
8: Pollution
9: Disaster Management
10: Cell and Cell Organelles
11: Human Body and Organ System
12: Introduction to Acid and Base
13: Chemical Change and Chemical Bond
14: Measurement and Effects of Heat
15: Sound
16: Reflection of Light
17: Man made Materials
18: Ecosystems
19: Life Cycle of Stars
![Balbharati solutions for Science [English] 8 Standard Maharashtra State Board chapter 3 - Force and Pressure - Shaalaa.com](/images/science-english-8-standard-maharashtra-state-board_6:eb537b0cf4ff4519ab07a4325c00b766.jpg "Balbharati solutions for Science [English] 8 Standard Maharashtra State Board chapter 3 - Force and Pressure")
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Solutions for Chapter 3: Force and Pressure
Below listed, you can find solutions for Chapter 3 of Maharashtra State Board Balbharati for Science [English] 8 Standard Maharashtra State Board.
Balbharati solutions for Science [English] 8 Standard Maharashtra State Board 3 Force and Pressure Exercise [Page 22]
The SI unit of force is ______.
Dyne
Newton
Joule
The air pressure on our body is equal to ______ pressure.
Atmospheric
sea bottom
space
For a given object, the buoyant force in liquids of different ______ is ______.
the same
density
different
area
The SI unit of pressure is ______.
N/m3
N/m2
Kg/m2
Pa/m2
Make a match
| A group | B group |
| 1. Fluid | a. Higher pressure |
| 2. Blunt knife | b. Atmospheric pressure |
| 3. sharp needle | c. Specific gravity |
| 4. Relative density | d. Lower pressure |
| 5. Hecto pascal | e. Same pressure in all directions |
A plastic cube is released into the water. Will it sink or come to the surface of the water?
Why do the load-carrying heavy vehicles have a large number of wheels?
How much pressure do we carry on our heads? why don't we feel it?
Why does it happen?
A ship dips to a larger depth in fresh water as compared to marine water.
Why does it happen?
Fruits can easily be cut with a sharp knife.
Why does it happen?
The wall of a dam is broad at its base.
Why does it happen?
If a stationary bus suddenly speeds up, passengers are thrown in the backward direction.
Complete the following table.
| Mass (Kg) | Volume (m3) | Density (kg/m3) |
| 350 | 175 | - |
| - | 190 | 4 |
Complete the following table.
| Density of Metal (kg/m3) | Density of water (kg/m3) | Relative Density |
| - | 103 | 5 |
| 8.5 × 103 | 103 | - |
Complete the following table.
| weight (N) | Area (m2) | Pressure (Nm−2) |
| - | 0.04 | 20,000 |
| 1500 | 500 | - |
The density of metal is 10.8 × 103 kg/m3. Find the relative density of the metal.
Volume of an object is 20 cm3 and the mass in 50 g. Density of water is 1 g cm-3. Will the object float on water or sink in Water?
The volume of a plastic covered sealed box is 350 cm3 and the box has a mass 500 g. Will the box float on water or sink in water? what will be the mass of water displaced by the box?
Solutions for 3: Force and Pressure
Balbharati solutions for Science [English] 8 Standard Maharashtra State Board chapter 3 - Force and Pressure
Shaalaa.com has the Maharashtra State Board Mathematics Science [English] 8 Standard Maharashtra State Board Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Balbharati solutions for Mathematics Science [English] 8 Standard Maharashtra State Board Maharashtra State Board 3 (Force and Pressure) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
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Concepts covered in Science [English] 8 Standard Maharashtra State Board chapter 3 Force and Pressure are Balanced and Unbalanced Forces, Pressure on Solids, Pressure of liquid, Buoyancy Force (Upthrust Force), Types of Force: Non-Contact Force, Force, Types of Force: Contact Force, Inertia and Mass, Types of Inertia, Thrust and Pressure, Gas Pressure, Atmospheric Pressure, Archimedes Principle, Density of substance and Relative density.
Using Balbharati Science [English] 8 Standard Maharashtra State Board solutions Force and Pressure exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Science [English] 8 Standard Maharashtra State Board students prefer Balbharati Textbook Solutions to score more in exams.
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