9 Questions
What is the main subject of Class 9 Physics Chapter 1?
Motion and Force
What is the focus of Class 9 Physics Chapter 1 when discussing force?
Net force and its effects on motion
Which of the following topics is NOT covered in Class 9 Physics Chapter 1?
Gravitation
In Class 9 Physics Chapter 1, what is the definition of force?
Force is the push or pull on an object due to its interaction with another object
Which of the following is an example of a contact force?
Friction between a book and a table
In Class 9 Physics Chapter 1, what is the SI unit of force?
Newton
What is the SI unit of force?
Newton
Which of the following is an example of a non-contact force discussed in Class 9 Physics Chapter 1?
Magnetic force
What is the main subject of Class 9 Physics Chapter 1 when discussing motion?
Speed and displacement
Study Notes
Class 9 Physics Chapter 1
- The main subject of Class 9 Physics Chapter 1 is Motion and Force.
Force
- The focus of Class 9 Physics Chapter 1 when discussing force is on its definition, types, and units.
- The definition of force is a push or pull that causes an object to change its motion or shape.
- Contact forces are forces that arise from physical contact between objects.
- Friction is an example of a contact force.
- Non-contact forces are forces that do not require physical contact between objects.
- Gravitational force is an example of a non-contact force discussed in Class 9 Physics Chapter 1.
- The SI unit of force is Newton (N).
Motion
- The main subject of Class 9 Physics Chapter 1 when discussing motion is the basic concepts of motion.
- No detailed information on motion is available in the provided text.
Test your knowledge of Class 9 Physics Chapter 1 with questions about its main subject, the topics covered, and the focus when discussing force.
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