<span>Continental crust is less dense than oceanic crust </span>
Answer:
Observed time, t = 5.58 s
Explanation:
Given that,
Speed of light in a vacuum has the hypothetical value of, c = 18 m/s
Speed of car, v = 14 m/s along a straight road.
A home owner sitting on his porch sees the car pass between two telephone poles in 8.89 s.
We need to find the time the driver of the car measure for his trip between the poles. The relation between real and observed time is given by :

t is observed time.

So, the time observed by the driver of the car measure for his trip between the poles is 5.58 seconds.
Answer:
a
Explanation:
heat is energy, energy cannot be made or destroyed but transferred
<span>Because of our perception of the universe from inside the universe, we are unable to see how and towards what the universe is expanding. Also, our understanding of it is further complicated because we are moving as part of the expansion, thus distorting our perception of it.</span>