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Class7 living science Heat and its effect

Living science Heat and its effect questions with answer Ratna Sagar Publication For CPS Samastipur A. MUCUPLE-CHICE QUESTIONS: Choose the most appropriate answer. 1. Heat causes  a. change of state. b. change of temperature. c. expansion. d. all of these Ö 2. Heat causes expansion because  . heat occupies space.        b. of increase in the movement of molecules Ö c. matter tries to escape from the heat. .  d. none of the above is true—it is not yet known why heat causes expansion. 3. Which of these will expand the most on heating?         a. gold              b. water            C. mercury        d. air Ö 4. 0 0 C is the same temperature as  a. 0 °F b. 212 "F. c. 32 °F Ö  d. 100 °F. 5. A bimetallic strip is made of metals M1 and M2. On cooling through the same temperature, M 1 contracts more than M 2  When the strip is heated, it will a. bend towards M 1 .      b. bend towards M 2 . Ö     c. not bend at all.          d. direction of bending

7th Science Fibre to Fabric- Facts more to Know

MORE TO KNOW  1. Australian scientists have invented a way of removing wool from Sheep without shearing.  The new wool harvest technology is called Bioclip . 2. Pure silk is one of the finest natural fi bres and is said to be the “queen of fi bres” 3. It is believed that silk was fi rst discovered in China by the Empress Si Ling Chi 4. India is the world’s second largest producer of Silk.    Kancheepuram, Siruvanthadu,Thirubhuvanam and Arani are famous for silk in Tamil Nadu. 5. The types of silk are  1. Mulberry silk             2. Tassar silk                 3. Eri silk         4. Muga silk                  6. Composition of Honey.     Sugar - 75%           Water - 17%       Minerals - 8% 7. There are three kinds of bees in a bee hive.  a.. The queen bee ( fertile female bee).       b. The drones (fertile malebees)    c. The workers (sterile female bees) 8 The rearing of honey bees to produce honey in large scale is kno

class 10 board and Home based question papers march 2016

10th(x) Maths Home based  Class  10 Mahs Original  Paper SA2 March(2016) 10th maths 2016 home based board question-1 Download File 10th maths 2016 home based board question-2 Download File 10th maths 2016 Home based board question-3 Download File Science Home based Original Question Papers SA2 (2016)  ​ 10th science sa2 Question home based 2016-1 Download File 10th science sa2 Question home based 2016-2 Download File 10th science sa2 Question home based 2016-3 Download File 10th science sa2 kv Question paper 2015-16-4 Download File 10th science sa2 Question Paper Dhoha 2016-5 Download File 10th science sa2 CPS Question paper 2015-16-6 Download File 10th Social Science Home based Question Paper (2016) 10th SSt 2016 question paper home based-1 Download File 10th SSt 2016 question paper home based-2 Download File 10th SSt 2016 question paper home based-3 Download File 10th SSt 2016 question paper home based-4 Download File

class 9 board original question sa2 march 2016

Class 9 Maths Original Question Paper March 2016 for 2015-16 9th Maths Question paper(visitor) 2015-16-1 Download File 9th Maths Question paper(visitor) 2015-16-2 Download File 9th Maths Question paper(visitor) 2015-16-3       Download File 9th Maths Question paper(visitor) 2015-16-4   Download File IX Original English Question paper SA2 March 2016 9th English_2016_SA2 Question papers - 1   Download File 9th English_2016_SA2 Question papers(CPS) -2 Download File 9th English_2016_SA2 Question papers(DAV) -3 Download File 9th English_2016_SA2 Question papers(SDV) -4 Download File 9th English 2016 SA2 Question paper(vinit) -5 Download File IX Science Original Paper with OTBA March 2016 session 2015-16 9th Science question paper by visitor 2015-16-1 Download File 9th Science question paper by visitor 2015-16-2 Download File 9th Science question paper by visitor 2015-16-3 Download File 9th Science question paper by visitor 2015-16-4 Download File