Whether a Hydrogen-Based Energy System Is Environmentally Cleaner Than a Fossil

question 7

Multiple Choice

Whether a hydrogen-based energy system is environmentally cleaner than a fossil fuel system depends on ___________

• A)the source of energy used to produce the hydrogen
• B)the amount of fossil fuels that are invested in long- term storage
• C)governmental incentives for research
• D)the source of oxygen used for the process
• E)the car driven

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Definitions:

Forest Tent Caterpillar

A species of moth larva that feeds on the leaves of deciduous trees, often creating large, communal webs or “tents” in the process.

Praying Mantis

A predatory insect known for its distinctive posture of folded forearms, contributing to pest control by consuming other insects.

Surface Fire

A fire that burns only the surface litter and undergrowth of a forest or grassland, often used in controlled burns for forest management.

Mature Trees

Fully grown trees that have reached their full size and reproductive potential, playing a crucial role in ecosystems by providing habitat and maintaining biodiversity.