VII B SCIENCE 12.MOTION AND TIME (TOPIC THOUGHT AND HOMEWORK)27/07/2021
DATE: 22/7/2021
GRADE: 7B
CHAPTER: MOTION AND TIME
TOPICS TAUGHT:
- DIAGNOSTIC TEST(GOOGLE FORM)GOOGLE CLASSROOM
- INTRODUCTION
- TIME
HOMEWORK: REVISE THE TOPICS TAUGHT
DATE: 23/7/2021
GRADE: 7B
CHAPTER: MOTION AND TIME
TOPICS TAUGHT:
- define time
- the importance of measurement
- the SI units of measuring mass, time, length and temperature
Measuring Time
There are many events in nature that repeat after a time interval:
Morning – The rising of the sun
Day and Night – The time between the sunrise and sunset
Month – The time between two new moons
Year – The time the earth takes to complete its one revolution around the sun
Time measuring devices or clocks - Clocks use the concept of periodic motion to measure time. It means that it uses motion that repeats itself in equal amounts of time. There are different types of time measuring devices.
sundial clock
DATE: 27/7/2021
GRADE: 7B
CHAPTER: MOTION AND TIME
TOPICS TAUGHT: SPEED .TIME AND DISTANCE
WHAT IS DISTANCE ?
WHAT IS SPEED?
WHAT IS TIME?
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