Answer:
The three-domains of Carl Woese's Classification system include archaea, bacteria, eukaryote, and six kingdoms are Archaebacteria (ancient bacteria), Eubacteria (true bacteria), Protista, Fungi, Plantae, AnimaliaExplanation:
They classify on how they reproduce.
Answer:
They release C02, which contributes to climate change.
They can cause health issues.
Explanation:
The other two are positive aspects, and these two are true.
Gravitational Energy
Possibly
Key Concept about star formation
Once you form a star, it's formed. To undo it, it's hard.
A cloud of interstellar gas can contract due to its own gravity.
When the gas cloud contracts, gravitational potential energy = converted into heat energy.
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