Question

BE
CHECKPOINT
hoose the correct option.
A mass of one gram is equal to
2. Which of these is the largest unit of time?
a) century
b) decade
c) millennium d) quintal
3. Which of the following devices works on
the principle of periodic motion?
a) liquid thermometer b) clock
1
kg
100
b)
1
metric ton
100,000
c) 1000 cg
d) 1000 mg
31​

Answer 1

Answer:

2 millennium 3 clock

is the answer for 3 and 4