A block sliding along a horizontal frictionless surface with speed v collides with a spring and compresses it by 2.0 cm . Part A What will be the compression if the same block collides with the spring at a speed of 5v

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

Why should seat belts not be mandatory quick plz

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical