# Measurement of Time

Subject :Â

Basic Science and Technology

Term :

FirstÂ  Â Term / 1st Term

Week:

Week 3

Class :

Basic 3 / Year 3 / Primary 3

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Previous lesson :Â

The pupils have previous knowledge of linear or length measurement in their previous lesson

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Topic

Measurement of Time

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Behavioural objectives :

At the end of the lesson, the pupils should be able to

• Explain the meaning of time
• Explain the meaning of time measurement
• Mention the tools that are use in measuring time

Instructional Materials :

• Wall charts
• Pictures
• Related Online Video
• Flash Cards
• Wall clock

Methods of Teaching :

• ClassÂ Discussion
• Group Discussion
• Explanation
• Role Modelling
• Role Delegation

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Reference Materials :

• Scheme of Work
• Online Information
• Textbooks
• Workbooks
• 9 Year Basic Education Curriculum
• Workbooks

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Content :

Time is the duration that it takes to get a task done . It isÂ  how long it takes to do what what ever that we want to do . The basic unit of measuring time is Second .

Other units of time measure are :

60 seconds make 1 minute

60 minutes make 1 hour

24 hours make 1 day

7 days make 1 week

4 weeks make 1 month

12 months make 1 year

365 days make 1 year

366 days make 1 leap year

Note that time measurement is also used to calculate your age . Hence a baby may just be sixty days old or just 2 months old .

30 days hath September

April , June and November

All The rest are 31 except February alone

Which has 28 days and 29 days in each leap

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Time is the measured or measurable period during which an action, process, or condition exists or continues.

Instruments for measuring time include the following,

in ancient period people measure time using sun rising and its setting, moon length or the moon shadow hour glass,Â  star, cock crow and hour glass. In modern time, thatâ€™s this era we use clock, stop watch, hour glass or calendar.

These instruments can be anything that exhibits two basic components:

(1) a regular, constant, or repetitive action to mark off equal increments of time, and

(2) a means of keeping track of the increments of time and of displaying the result

Presentation

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The topic is presented step by step

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Step 1:

The class teacher revises the previous topics

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Step 2.

He introduces the new topic

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Step 3:

The class teacher allows the pupils to give their own examples and he corrects them when the needs arise

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Conclusion

The class teacher wraps up or conclude the lesson by giving out short note to summarize the topic that he or she has just taught.

The class teacher also goes round to make sure that the notes are well copied or well written by the pupils.

He or she does the necessary corrections when and whereÂ  the needs arise.

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Evaluation

1. What is your age in month and year .

2. Mention three instrument for measuring time .

3. convert 24 hoursÂ  to minutes

4. What time do you close in your school .

5. Convert 48 months to years

6. Change 300 decigramsÂ  to kilograms

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Assignment