A starship is heading towards Earth at 0.7c. To begin slowing down, it enables a forward thruster that emits fuel at 0.8c in the direction of Earth. Relative to Earth, which of the following is the approximate speed of the fuel?
W) 0.8c
X) 0.96c
Y) 0.99c
Z) 1.5c
✔️Answer:X) 0.96c
🚀
Take Your Prep to the Next Level
Practice with interactive modes, adaptive testing, and detailed stats on our main app.