Answer: The sun
Explanation:
Plants use the sun to create their food through the process of photosynthesis
Answer:
Exercise causes the heart to pump blood into the circulation more efficiently as a result of more forceful and efficient myocardial contractions, increased perfusion of tissues and organs with blood, and increased oxygen delivery.
Explanation:
The correct answer is the last option.
The first option (unable to cause climate change) is incorrect because these gases do effect the atmospheric temperatures by increasing them.
The second option is incorrect because while these gases do cause more water vapor to condense, they result in acid rain (not wetter climates).
Different stars are different colors depending on the temperature. So, for example, a blue star is hotter than a yellow star such as our Sun.