Why Do Chemical Reactions Tend to Speed Up When the Reactants

question 31

Multiple Choice

Why do chemical reactions tend to speed up when the reactants are heated?

• A) The reactants have greater energy.
• B) The reactants collide more often.
• C) The reactants move faster.
• D) All of the above apply.

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Definitions:

Cerebellum

A region of the brain that plays an important role in motor control, and it may also be involved in some cognitive functions such as attention and language as well as in regulating fear and pleasure responses.

Hippocampus

A brain structure that is a central processor of memory, especially memory for locations.

Ovaries/Testes

The primary reproductive organs in females and males, respectively, responsible for producing gametes (eggs in females, sperm in males) and hormone production.

Prefrontal Cortex

A region of the brain located in the frontal lobes, involved in complex cognitive behaviors, decision-making, and moderating social behavior.