Published on July 27, 2009
MW5093 The three states of matter are represented in the diagrams below. A B C a) Identify the diagram that represents i) a solid. __________ ii) steam. __________ b) Name a substance that could be represented by diagram B. __________ c) Explain why substances represented by diagram C can be compressed, but the others cannot. ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ d) Condensation is a change of state. Complete the condensation equation below by putting one letter from the diagrams above (A, B, C) into each circle.
MW5093 Scoring: Answers/Responses: Y10 (11/02) 1 mark a) i) A very easy (for both correct) ii) C 1 mark b) Any liquid, e.g., water. moderate 1 mark c) The particles in C are far apart. difficult 1 mark The particles in C can be moved closer. difficult 1 mark The particles in A and B are already close difficult and can’t get closer. 1 mark d) B moderate C Total: 6 marks Diagnostic information Analysis of responses d) Percentage of students giving each answer. C → B: 49% C → A: 7% A → B: 10% A → C: 17% Missing/No answer: 17%
1. MW5093The three states of matter are represented in the diagrams below.ABC a) Identify the diagram that representsi)a solid. _____ii) steam.
llenyd Mw5093 Comments. RECOMMENDED. llenyd Mw5093. Login or Join. Processing Login successful. The system will automatically switch to the previous page ...