Lesson details

Key learning points

  1. In this lesson, we will estimate the time it takes to do certain tasks, and then time them using time measuring tools such as stopwatches. We will then compare our estimate with our results to help us determine how long a second is in real time.

Licence

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5 Questions

Q1.
Which of these did not show on Mrs Behan's stopwatch?
Correct answer: Hours
Milliseconds
Minutes
Seconds
Q2.
If Mrs Behan could say 'elephant' 23 times in 20 seconds, roughly how many times could she say 'elephant' in one minute?
35
46
Correct answer: 69
Q3.
Which unit of measurement would you choose if you took a flight to China?
Correct answer: hours
minutes
seconds
Q4.
Would you use a clock or a stopwatch to measure the time it took you to do a lap of a running track?
clock
Correct answer: stopwatch
Q5.
Which unit of measurement would you use to time brushing your teeth?
hours
Correct answer: minutes
seconds

Lesson appears in

UnitMaths / Time