Plants Grow from Air & Water

“If your child knows plants need water and sunlight, can they also explain that most of a plant's 'building material' actually comes from air and water rather than dirt?”

0 / 3 mastered

• ⬜Explain that plants take in carbon dioxide from air and water from soil to make food (photosynthesis)
• ⬜Argue that most of a plant's mass comes from air (CO₂) and water, not soil minerals
• ⬜Describe a simple investigation showing soil mass barely changes while a plant grows significantly