<span>The answer is that the child must wear a U.S. Cost Guard approved Personal Flotation Device, or PFD, at all times while on the vessel. This practice is to ensure the safety of the child and to prevent drowning in case the vessel sinks or needs to be abandoned while on water.</span>
Answer:
The greenhouse effect is a natural process that warms the Earth's surface.
Explanation:
When the Sun's energy reaches the Earth's atmosphere, some of it is reflected back to space and the rest is absorbed and re-radiated by greenhouse gases.
What? if you need a question answered in another language, talk to a moderator.
