Question

Std.- VIII Subject - Science
Roll No.
the blanks:
The earliest methods of measuring time were based on
events.
of
and
were the
main methods in early time to measure the time.
There are
_seconds in an hour.
We use the idea of speed to distinguish between stationary and
moving objects.
SI unit of speed is mis _& of time is second
The graph plotted between distance and time for the uniform motion is always in
straught Line
clock is the most accurate clock.
1 Km/hr =
_m/ sec.
19
true or false:​

Answer 1

Answer:

1)3600seconds

2)METRE

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