Because all those energy sources are natural and will always be there, when ever there is a need for extra energy.
An aloe vera plant possessing a trait for extra thick leaves survives very long droughts in deserts, while and aloe vera plant that doesn't have thick leaves doesn't.
Answer:
The answer is A
Explanation:
When water molecules are heated, they exchange freely with the air in a process called evaporation. Ocean water is constantly evaporating, increasing the temperature and humidity of the surrounding air to form rain and storms that are then carried by trade winds.
The answer is A <span>Egg albumin, which is a translucent fluid, changes to opaque white solid after boiling.</span>