WALA: MEASURING LIGHT INTENSITY
Presentation
•
Science
•
5th Grade
•
Hard
Peter Siabei
Used 5+ times
FREE Resource
8 Slides • 0 Questions
1
WALA: MEASURING LIGHT INTENSITY
L.O: to know that light intensity can be measured.
2
INTRODUCTION
What is light intensity?
Light intensity is the amount of light in an area.
How is light intensity measured?
Using a light meter.
3
Why is there better light on some nights?
Light intensity is good when there is a full moon and no clouds to hide the moon
4
CLASS DISCUSSION
Do the following need to know about light intensity. Give your reasons.
a). Film makers
b). Commercial green house.
c). Cricket match.
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Film makers
They must make sure the light intensity is exactly right for filming.
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Commercial Green House.
Many flowers and vegetables are grown in commercial green houses. Inside a green house the temperature , amount of moisture and the light intensity are controlled.
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Cricket Match
Test match cricket has to be played in daylight. When the light intensity falls to a certain level the days play comes to an end.
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WALA: MEASURING LIGHT INTENSITY
L.O: to know that light intensity can be measured.
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