A ball falls freely from rest with an acceleration g. The variation with time t of its displacement s is given by s=1/2gt2 . The percentage uncertainty in the value of t is ±3% and that in the value of g is ±2%. What is the percentage uncertainty in the value of s.

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv.a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?

10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation 2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!