Practice check: Which option answers this correctly: which energy source is renewable?

✅ A. 1.98x10 Power 30 Kg

✅ A. Meeting present needs without undermining future generations' ability to meet theirs

a: Meeting present needs without undermining future generations' ability to meet theirs | b: Using every resource as quickly as possible | c: Ignoring environmental impacts | d: Banning all technology Read more

✅ B. Matter

✅ A. Moon

✅ D. An area of land draining to a common outlet

a: A water bottle | b: A sea current | c: A weather satellite | d: An area of land draining to a common outlet Read more

✅ B. Mars

a: Venus | b: Mars | c: Mercury | d: Jupiter Read more

✅ D. The Equator

✅ D. Oxygen and acetylene