Question

CHES
SRI LALITHAAMBIGA MATRIC HR SEC SCHOOL
SEMESTER EXAMINATION - SEP 2020
CLASS: IX
SUB : SCIENCE
MARKS:50
Time: 2 HRS
I Choose the correct answer
(c) a virtual force
5 x1=5
1. One metric tone is equal to .....
(a) 100 quintals (b) 10 quintals
2. The centricfugal force is
(c) 1/10 quintals (d) 1/100 quintals
(a) A real force
(b) the force of reaction of centripetal force
(d) directed towards the centre of the circular path
3.
has the same properties throughout the sample
(a) Pure substance
(b) mixture
(c) colloid
4. Air sacs and pnenumatic bones are seen in ...
(a) fish
(b) frog
(c) bird
(d) bat
The correct electronic configuration of potassium is ...
(a) 2,8,9 b) 2,8,1 (c) 2,8,8,1 (d) 2,8,8,3
(d) suspension
Fill in the blanks
5x1=5​

Answer 1

Answer:

pls follow me plsssss

mark me as brilliant

then I will tell