Question: All chemical reactions require a form of what to get started?
Options:
- (A) oxygen
- (B) celestial measurement
- (C) gas
- (D) heat
- (E) UV
- (F) charge
- (G) Light
- (H) scientific expression
Let's be accurate as possible and think step-by-step.
All chemical reactions require activation energy to get started. Basically, heat is energy. All chemical reactions require heat to get started.
The answer: (D).