Answer:
1. Answer: Light can travel in a vacuum, and its speed is constant if the source is moving or stationary.
Light travels at constant speed in vacuum even if the source is moving or stationary. If the source is moving, the apparent frequency/ wavelength changes.
Transpiration. I hope this works.
Answer:
A. greenhouse effect
Explanation:
The greenhouse effect is a process that occurs when gases in Earth's atmosphere trap the Sun's heat. This process makes Earth much warmer than it would be without an atmosphere. Climate change results from the shedding of gases like CO2 into the atmosphere where it can trap more heat.
An ecosystem is a geographic area where plants, animals, and the other organisms work for the existence of bubble life.
<h3>
Variation of ecological habitats within a species is characteristic of which type of diversity?</h3>
The variation of ecological habitats within a specie is character of the type of diversity is known as Ecosystem Diversity.
Ecosystem is defined as the different kinds of habitats, ecological processes and communities. A biological community is defined by the specie which occupy a specific area and the interactions between the species.
So we can conclude that: An ecosystem is a geographic area where plants, animals, and the other organisms work for the existence of bubble life.
Learn more about Ecological Habitat here: brainly.com/question/7413811
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Answer:
When the meteor hit a caused a chain reaction which caused all that and made some cloud that was toxic.
Explanation: