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9th SUMMATIVE ASSESSMENT -III-2023
GENERAL SCIENCE Physical Science)
(English Medium)
PART-A & B
(Max. Marks: 40)
Class: IX]
Instructions:
1.
15 Minutes allotted to read the question paper and writing answers.
Part-A answers should be written in a separate answer book.
There are three sections in Part-A.
Note:
Answer all questions.
Every answer should be written visibly and neatly.
There is internal choice in section - III.
Part - A & B should be given at the beginning of the exam only.
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1. Answer ALL the questions.
2. Each question carries 'I' Mark.
4X1-4
1. In an experiment, to study the speed of diffusion of two gases namely
Hydrogen chloride and ammonia, what is the result?
Note:
2. Write the reason why a pace bowler in cricket runs in from a long
distance before he bowls?
3. Write an application of isotopes in the field of medicine.
4. What path will moon take when the moon stops rotating round the
earth?
Ap sa2 9th physical science sa2 question paper 2023 pdf
PART-A
SECTION-1
1. Answer ALL the questions.
2. Each question carries '2' Marks.
5X2-10
5. Calculate the average speed of "Ussain Bolt" who sprints 100m in 9.81 see daring 2016 Rio Olympics to win Gold medal.
Note:
y=+of
s=ut + ½ar²
6. Frame two questions to undrestand "Homogeneous mixture"?
7. Convert 36g of water into mole?
8. Consider the following Equation of motion and rewrite them for a free
fall body
SECTION-11
Situation
been done or not
9. According to the scientific concept of the work, two conditions need to
be satisified in order to say that work has been done.
i. A force should act on the object
ii. The object must be displaced or there must be change in position of
the object
Now complete the table given below.
A boy lifts his bag
from the ground
A girl is trying to
Push a huge rock
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SECTION-II
1. Answer ALL the questions.
2. Each question carries '4" Marks.
4X4-16
10. Compare and differentiate between potential energy and kinetic energy.
Whether work has Reason to say that work
has been done or not
Complete the table
Anion ->
(OR)
Explain the working process and applications of SONAR.
11. The phenomenon of change of a liquid into vapour at any temperature
below its boiling point in called evaporation. Rate of evaporation
increases with surface area and wind speed, but decreases with
Humidity of the surroundings.
sa2 class 9th physical science question paper 2023 answer key
Now answer the following questions.
i. Why do we prefer hot tea in sauser than cup?
ii. Give reason for clothes dry slowly during rainy season?
iii. The amout of water vapour present in the atmosphere is called?
iv. Give a sitution from daily life where we can feel the effect of
evaporation?
(OR)
Chloride
CaCl₂
[Contd on 3rd page...
Sulphate
Na 50,
Phosphate
Cation
Sodium
Calcium
Aluminum
AIPO,
(NH,)PO,
Ammonium
12. How do you prove experimentally that action and reaction forces are
acting on two different objects?
43
(OR)
State Archimedes principle? How do you prove it experimentally?
13. Name the instrument used to separate immiscible liquids? Draw a neat
diagram of it taking kerosene and water as immiscible liquids?
(OR)
a) Draw neat diagrams indicating the nucleus and arragement of
electrons in different shell for the following elements?
i. Helium
ii. Carbon
iii. Argon
b) Which of the above element is unstable? why?
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SUMMATIVE ASSESSMENT - III -2023 GENERAL SCIENCE-Paper -1
(Physical Science)
(English Medium)
PART-B
(Max. Marks : 10)
Class: IX]
Academic
AS-1
Standard
Marks
Total
Name of the Student:
AS-I
Note: 1. Answer all questions.
Instructions:
ap sa2 class 9th physical science sa2 question paper 2023
1. Answer all the questions in part-B.
2. Each question has 4 options A,B,C or D Write the capital letters
indicating the answer in the given brackets.
3. Marks will not be awarded for over writing answers.
4. All questions carry equal marks.
2. Each question carries "%" Mark.
43 A
16. S.1. Unit of Force is
SECTION-IV
A.
14. When water solidifies to ice then heat is
A. Liberated
B. No change
C. Absorbed
D. All the above
15. Which of the following graph indicate uniform Velocity (
kkkk
9th physical science sa2 question paper 2023
ii.
AS III
A. Remains same
C. Becomes half
B
i. Agm
iii. newton
A. iii only B. ii and iii
C. i and ili
17. P: Tyndall effect is related to suspensions
Q: Tyndal effect is related to colloidal solutions
A.P.Q are true
B. P.Q are false
C.P True, Q False
D. P false, Q True
 |
| SA 2 Question paper 2023 Class 9th General Science physical science |
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18. The value of Avagadro Constant is
A. 6.022x10
C. 6.022×10
19. Match the following
P) Atomic number (2)
Q) Atomic mass number (A)
R) number of neutrons(n)
A.P.U.Q-S, R-T
C.P.S.Q-T.R-U
21. Density: ::relative density:
gm
cm
A. V=U
AS-IVAS-VAS-VI
3
B. D-VA
B. 6.022, 10
D. 6.022×10"
20. Assertion: 10kg body weight 98N
Reason: weight W-mg
A. Both A and R are correct and R supports A
B. Both A and R are correct and R does not supports A
C. A Correct, R incorrect
D. A in Correct, R-Correct
D.
C.
L pascal
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T)A-Z
U) No. of protons+no. of neutrans.
B) P-T.Q-S.R-U
D) P-S, Q-U, R-T
20 x % -10
D. iii and iii
22. When speed of the ball is doubled its kinetic energy is
B. gets doubled
D. Becomes 4 times.
[Turn Over
23. Identify the wrong pair among the following
A. (Pitch, Frequency)
B. (Echo: Refraction)
C. (Quality, Waveform)
D. (Loudness, amplitude)
24. For a vector A Bwhich of the following is correct.
A. length indicates magnitude B. arrow indicates direction
C. Both A and B
D. is a scalar
25. The vaule of universal gravitation constant is
A. 6.67x10 Nm kg
B. 6.67x10 Nm kg
B. lactometer
D. Thermometer
D. No units
[Contd on 3rd page...
C. 6.67×10 Nm³kg
D. 6.67x10 Nm kg
26. The instrument which is used to test whether water is added
to milk or not is
A. Barometer
C. Hydrometer
27. The relation among velocity(V), Frequency(u), and
Wavelength() is
C. A=Vv D.V=
28. Assertion(A): Speedometer of a vehicle reads instantaneous velocity.
Reason(R): The speed at any instant is called instantaneous velocity
A. Both A and R are correct, R is correct explanation of A
B. Both A and R are correct, R is not correct explanation of A
C. A is correct, R is incorrect
