Seasonal Changes In Plants

Seasonal Changes In Plants

Plants determine the time of year by the length of daylight, known as the photoperiod. Because of the tilt of the Earth, during winter days, there are less hours of light than during summer days.

CK-12 (Middle School)

ESSENTIAL QUESTION:

How do plants tell time?
STANDARDS:
RST.4 - Key Terms

DEPTH OF KNOWLEDGE (DOK) LEVELS:

2,3
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