Practice check: Which option correctly answers: what is renewable energy?

✅ D. Photosynthesis

a: Fermentation | b: Digestion | c: Respiration only | d: Photosynthesis Read more

✅ C. 4 Minutes

✅ A. The Sun

a: The Sun | b: Sirius | c: Proxima Centauri | d: Polaris Read more

✅ D. A species facing a high risk of extinction

a: A nonliving resource | b: A species with no habitat needs | c: A species found everywhere | d: A species facing a high risk of extinction Read more

✅ B. Carbon dioxide

a: Nitrogen | b: Carbon dioxide | c: Oxygen | d: Hydrogen Read more

✅ C. 12%

✅ B. Kepler

✅ C. Speed