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Physics
Physics · Grade 7
34/34 weeks ready · P.Q. Habibullayev, A. Boydedayev, A.D. Bahromov, S.O. Burxonov. Physics Grade 7, revised and enlarged 4th edition. “O‘zbekiston milliy ensiklopediyasi” State Scientific Publishing House, Tashkent, 2017
Foundations of kinematics
Chapter I. General information about mechanical motion
1
Mechanical motion. Space and time
1. Motion of bodies
2. Space and time
Quiz (8)
Homework
2
Basic concepts of kinematics
3. Basic concepts of kinematics
Quiz (8)
Homework
3
Scalar and vector quantities
4. Scalar and vector quantities and operations on them
Quiz (8)
Homework
Foundations of kinematics
Chapter II. Rectilinear motion
4
Uniform rectilinear motion
5. The idea of uniform rectilinear motion
Quiz (8)
Homework
5
Velocity of uniform motion
6. Velocity of uniform rectilinear motion
Quiz (8)
Homework
6
Graphs of uniform motion. Non-uniform motion
7. Graphs of uniform rectilinear motion
8. Velocity in non-uniform motion
Quiz (8)
Homework
7
Acceleration
9. Acceleration in uniformly variable motion
Quiz (8)
Homework
8
Velocity of uniformly variable motion
10. Velocity of uniformly variable motion
Quiz (8)
Homework
9
Distance in uniformly variable motion
11. Distance in uniformly variable motion
Quiz (8)
Homework
10
Measuring acceleration. Free fall
12. Finding the acceleration of a uniformly accelerating body (Lab 1)
13. Free fall of bodies
Quiz (8)
Homework
11
A body thrown vertically upward
14. Motion of a body thrown vertically upward
Quiz (8)
Homework
Foundations of kinematics
Chapter III. Uniform circular motion
12
Uniform circular motion
15. Uniform circular motion of a body
Quiz (8)
Homework
13
Circular-motion quantities. Centripetal acceleration
16. Relations between quantities describing circular motion
17. Centripetal acceleration
Quiz (8)
Homework
Foundations of dynamics
Chapter IV. Laws of motion
14
Interaction of bodies. Force
18. Interaction of bodies. Force
Quiz (8)
Homework
15
Law of inertia. Mass
19. Newton’s first law — the law of inertia
20. Mass of a body
Quiz (8)
Homework
16
Newton’s second law
21. Newton’s second law
Quiz (8)
Homework
17
Newton’s third law and circular motion
22. Newton’s third law
23. Applying the laws of motion to circular motion
Quiz (8)
Homework
18
Elastic force
24. Elastic force
Quiz (8)
Homework
19
Finding the stiffness of a spring
25. Finding the stiffness of a spring (Lab 2)
Quiz (8)
Homework
Foundations of dynamics
Chapter V. Motion of bodies under external forces
20
Law of universal gravitation
26. The law of universal gravitation
Quiz (8)
Homework
21
Force of gravity and weight of a body
27. Force of gravity
28. Weight of a body
Quiz (8)
Homework
22
Overload and weightlessness
29. Overload and weightlessness
Quiz (8)
Homework
23
Motion of a horizontally thrown body
30. Motion of bodies under the Earth’s gravity
Quiz (8)
Homework
24
Artificial satellites of the Earth
31. Artificial satellites of the Earth
Quiz (8)
Homework
25
Friction force
32. Friction force. Static friction
33. Sliding friction. Rolling friction
Quiz (8)
Homework
26
Finding the friction coefficient
34. Finding the coefficient of sliding friction (Lab 3)
Quiz (8)
Homework
27
Friction in nature and technology
35. Friction in nature and technology
Quiz (8)
Homework
Conservation laws
Chapter VI. The law of conservation of momentum
28
Momentum
36. Momentum
Quiz (8)
Homework
29
Conservation of momentum. Jet motion
37. The law of conservation of momentum
38. Reactive (jet) motion
Quiz (8)
Homework
Conservation laws
Chapter VII. Work and energy. Conservation of energy
30
Mechanical work
39. Mechanical work
40. Work in lifting a body and moving it the same distance horizontally (Lab 4)
Quiz (8)
Homework
31
Potential energy
41. Potential energy
Quiz (8)
Homework
32
Kinetic energy
42. Kinetic energy
Quiz (8)
Homework
33
Conservation of mechanical energy
43. The law of conservation of mechanical energy
44. Dependence of kinetic energy on speed and mass (Lab 5)
Quiz (8)
Homework
34
Power. Energy conservation and efficiency
45. Power
46. Conservation of energy in nature. Efficiency
Quiz (8)
Homework
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