The table below shows the distance d(t) in feet that an object travels in t seconds.. . t . (second). d(t) . (feet). 3. 126. 4. 224. 5. 350. 6. 504. . what is the average rate of change of d(t) between 3 seconds and 5 seconds and what does it represent?

What is the earliest point in the universe that we can observe? why can’t we see back further than this?

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.