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==Key Stage 3==
===Meaning===
'''Light intensity''' is a [[measure]] of the brightness of [[light]].
===About Light Intensity===
: '''Light intensity''' can be [[measure]]d using a [[luxmeter]].
: The scientific [[unit]]s of '''light intensity''' are [[lux]].
: '''Light intensity''' is an important factor in the rate of [[photosynthesis]].
==Key Stage 4==
===Meaning===
'''Light intensity''' is a [[measure]] of the brightness of [[light]].
===About Light Intensity===
: '''Light intensity''' can be [[measure]]d using a [[luxmeter]].
: The [[SI Unit|SI unit]] of '''light intensity''' are [[lux]].
: '''Light intensity''' is an important factor in the rate of [[photosynthesis]].