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Natural sciences
Matter, measuring and reactions
Educator section
Memorandum
Assignment 6:
| OBJECT | INSTRUMENT | ESTIMATE | READING |
| PANE | Yardstick | 49 cm | 44 cm |
| DESK | Yardstick | 1 m | 1,05 m |
| DOOR | Tape measure | 2 m | 1,98 m |
| SHARPENER | Ruler | 2 cm | 2 cm |
| FLOOR (CLASSROOM) | Tape measure | 9 m | 9 m |
| TENNIS COURT | Tape measure | 30 m | 18 m |
| RUGBY FIELD | Tape measure | 160 m | 143 m |
Leaner section
Content
Activity: to measure length and breadth [lo 1.2]
ASSIGNMENT 6
Do the following measuring exercise to determine the appropriate measuring instrument.
- First try to estimate (guess).
- Compare your estimate with the actual reading.
- Estimate and then measure the longest sides of the following objects:
| Object | Instrument | Estimation | Reading |
| Window pane | __________________ | __________________ | __________________ |
| Desk | __________________ | __________________ | __________________ |
| Door | __________________ | __________________ | __________________ |
| Sharpener | __________________ | __________________ | __________________ |
| Floor (classroom) | __________________ | __________________ | __________________ |
| Tennis court | __________________ | __________________ | __________________ |
| Rugby field | __________________ | __________________ | __________________ |
Assesment
Learning Outcome 1: The learner will be able to act confidently on curiosity about natural phenomena, and to investigate relationships and solve problems in scientific, technological and environmental contexts.
Assessment Standard 1.2: We know this when the learner conducts investigations and collects data: organises and uses apparatus/equipment or sources to gain and record information.
Read also:
OpenStax, Natural sciences grade 7. OpenStax CNX. Sep 16, 2009 Download for free at http://cnx.org/content/col11077/1.1
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