Explanation:
The sun heats the earth through radiation. Since there is no medium (like the gas in our atmosphere) in space, radiation is the primary way that heat travels in space. When the heat reaches the earth it warms the molecules of the atmosphere, and they warm other molecules and so on.
The one that best explains ways in which fish and mammals differ is : fish are ectothermic and lays eggs to reproduce, while mammals are endothermic and give birth to offspring
The 'common fish' that give birth to its offspring such as whales and dolphins are considered mammals
hope this helps
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Answer- D.seasonal cycles
Explanation: The seasonal cycles is the earth by hibernating during the coldest times of the year. After 12 months there is a decrease from the cold itself this is also for USATestprep.
