Question

J.N.TATA PARSI GIRLS' IIIGII SCIIOOL, NAGPUR.
19.03.2021
PRELIM
M.M:40
SUBJECT – SCIENCE (PAPER-T)
TIME: 2 Hrs
CLASS - IX
Q1. A. Solve the following questions:
(5)
i. Correct the following statement:
A vehicle moving with the velocity of 10m's stops after 5 sec. is an example of
acceleration
ii. Name the instrument used to measure current.
iii. Find the odd one out and justify your answer.
Ammonium chloride, Sodium chloride, Potassium nitrate, Sodium Sulphate
iv. Complete the analogy:
Force and displacement in the same direction: Positive work done ;
Force and displacement perpendicular to each other :
V. Which phenomenon does this graph show?
VELOCITY​

Answer 1

Answer:

1)DEceleration(acceleration)

2)ammeter

3)ammonium chloride as it is acidic salt while the other 3 are basic

4)positive work as both are in same direction

  5)post the graph

Explanation: