Login
Home
TOP
Send feedback
Login
Subjects
Physics CBSE Live product
Class 7 (2026-27)
Measurement of time and motion
Slow or Fast and Speed
1.
Measuring Very Small Intervals of Time
Question:
2
m.
Choose the correct answer:
1.
One millisecond is equal to:
One-hundredth of a second
One-millionth of a second
One-thousandth of a second
One-tenth of a second
2.
A sports timer records the finishing time of a runner as \(12.438\ s\). What does the number after the decimal point show?
The runner took \(438\ hours\)
The runner took \(438\ minutes\)
The runner travelled \(438\ metres\)
The timer measured a fraction of a second
Login
or
Fast registration
Previous theory
Exit to the topic
Next task
Send feedback
Did you find an error?
Send it to us!
