Science · Plants · GUIDED SAMPLE
Inside a leaf’s solar kitchen
Connect sunlight, water and carbon dioxide to the process that makes glucose and releases oxygen.
4-minute sample · No account neededWhat you’ll understand
- Chlorophyll helps capture light energy.
- Carbon dioxide and water are inputs to photosynthesis.
- Glucose stores chemical energy; oxygen is released.
YOUR FIRST “AHA!” STARTS HERE
Don’t just read it.
Work it out.
Pick a question. Reveal the steps. Then test the idea yourself. No sign-up needed for these guided samples.
THE CONCEPT LABGUIDED SAMPLE
“How do plants make their food?”
A leaf is a little solar kitchen.
- 1Leaves capture sunlight using chlorophyll.
NOW, OVER TO YOU
Which gas do plants use in photosynthesis?
Keep the curiosity going.
Mathematics
Keep an equation balanced
Use the same operation on both sides to find an unknown, then substitute your answer to check it.
4-minute sampleScience · Motion
Why a rocket moves upward
Follow the interaction between a rocket and its exhaust, and distinguish an action–reaction pair from forces on one object.
4-minute sampleScience · Plants
Inside a leaf’s solar kitchen
Connect sunlight, water and carbon dioxide to the process that makes glucose and releases oxygen.
4-minute sample