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SREE SARAVANA NIKETAN MATRIC HR .SEC, SCHOOL NERINJIPETTAI,, ERODE (DT), , CLASS: X- STD SUBJECT: SCIENCE-I, , Answer all the questions 10x2=20, , . Differentiate mass and weight., , 2. State whether the following statements, are true or false. Correct the statement if it is false:, Weight of a body is greater at the equator and less at the, polar region., , 3. Differentiate convex lens and concave lens., , 4. What are the causes of ‘Myopia’?, , 5. increase in the converging power of eye lens cause, ‘hypermetropia’ State whether the statements are true, or false. Correct the statement if it is false, , 6. What is power of accommodation of eye?, , 7. Draw a ray diagram to show the image, , formed by a convex lens when the object is placed between, , F and 2F., , 8. Define: Atomicity, , 9. Define: Relative atomic mass., , 10. State whether the following statements are true or false., , Correct the statement if it is false:, , Noble gases are Diatomic.