Explaining time dilation to someone who does not perceive its effects can be challenging since it is not directly observable in our everyday experiences. However, you can provide a conceptual explanation using relatable scenarios and scientific principles. Here's one way to explain it:
"Imagine you and a friend are standing next to each other, but you're at different elevations. Let's say you are standing on a mountain while your friend is at sea level. Now, according to Einstein's theory of general relativity, the force of gravity is slightly stronger at sea level compared to higher altitudes. This difference in gravitational force affects the passage of time.
Due to the stronger gravity at sea level, time actually passes slightly slower for your friend compared to you on the mountain. It's like they are in a slower time zone relative to you. However, the difference is extremely small, so you won't notice it in your daily interactions.
To truly notice time dilation, you would need extreme conditions, such as being near a black hole or traveling at very high speeds close to the speed of light. In those situations, the effects of time dilation become more pronounced.
So, even though you and your friend are experiencing time dilation due to the difference in gravity, it is not noticeable in your regular interactions. However, this phenomenon is crucial to consider in scientific fields like space exploration, satellite navigation, and understanding the behavior of objects in the universe."
By providing relatable examples and emphasizing the subtle nature of time dilation in everyday life, you can help someone understand the concept even if they don't directly experience or observe it.