It’s a metamorphic rock, so for that it’s rock I also enjoy that anime
Refraction occurs when a wave enters a new medium and changes its speed.
i hope this helps
Answer:

Explanation:
Given that,
Initial speed, u = 0
Final speed, v = 40 m/s
Time, t = 2 s
We need to find the acceleration of the aircraft. We know that, acceleration is equal to the rate of change of velocity. So,

So, the acceleration of the aircraft is
.
You would want to increase the temperature.