Which of the following, if eliminated, would completely prevent the greenhouse effect from occurring on earth? A. Atmosphere Clouds

B. Fossil fuels

C. Acid rain

D. The ozone layer

E. Chlorofluorocarbons

The metric unit of electrical power is the watt volt ampere ohm

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

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving