- A runner of weight 588N runs at a speed of 8 miles/hr. What is the kinetic energy of the runner? Determine the power exerted by the runner over a distance of 10m.
- Describe the purpose of the moderator in a nuclear fission reactor.
- What's the difference between a vector and a scalar?
- Describe what red shift is and why i provides evidence for the Big Bang Theory.
- pressure = 2.3 × 10^5 Pa temperature= 200K. At a constant volume, when the temperature increases to 300K what is the pressure in Pa?