Which of the following would cause a more severe burn: spilling 0.50 g of 100 ∘C water on your hand, or allowing 0.50 g of 100 ∘C steam to condense on your hand? Which of the following would cause a more severe burn: spilling 0.50 of 100 water on your hand, or allowing 0.50 of 100 steam to condense on your hand? spilled water condensed steam

What is the length x of the side of the triangle below? (hint: use the cosine function)

Question 7 [2 marks] in the circuit below, the electromotive force generated by the battery is e = 6.0 v, and the resistances are r1 = r4 = 1.0 q, r2 = r3 =2.0 q. r. the power delivered by the battery to the circuit is closest to a. 6 w в. 12 w с. 15 w d. 18 w e. 20 w final exam autumn 2014 page 5 of 9 68037 physical modelling faculty of science [2 mark] question 8 with reference to question 7, the current through resistor r2 is closest to a. 1 a в. 2 а c. 3 a d. 4 a e. 6 a

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!