Question

PHYSICS SCIENCE Paper – 1 (Two hours) Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the Question Paper. The time given at the head of this Paper is the time allowed for writing the answers. Section I is compulsory. Attempt any four questions from Section II. The intended marks for questions or parts of questions are given in brackets [ ]. SECTION I (40 Marks) Attempt all questions from this Section. Question 1 (a) Name a metal commonly used to make a calorimeter. Give a reason to support your answer. [2] (b) Draw a well labelled circuit diagram for the verification of Ohm’s law. [2] (c) Why is radioactivity considered to be a nuclear phenomenon? [2] (d) Draw a ray diagram to show how a convex lens can be used as a magnifying

Answer 1

question 1]a] copper......
because copper is a good conductor of heat ....copper has low specific heat capacity......

question 2] c]radio activity is a nuclear phenomenon. it is the process of spontaneous emission of alpha and beta and gamma radiations from the nucleus of atoms during their decay...

question 2]d]image formed by convex lens for the object between the optical centre and the focus....


hope this help u