Question
| Column A | Column B |
| 1. Rolling friction | a. making grooved designs |
| 2. Static friction | b. regular oiling |
| 3. Reducing friction | c. a book placed on a table top |
| 4. Increasing friction | d. wheels of a car |
| Column A | Column B |
| 1. Rolling friction | a. making grooved designs |
| 2. Static friction | b. regular oiling |
| 3. Reducing friction | c. a book placed on a table top |
| 4. Increasing friction | d. wheels of a car |
| Column A | Column B |
| 1. Rolling friction | d. wheels of a car |
| 2. Static friction | c. a book placed on a table top |
| 3. Reducing friction | b. regular oiling |
| 4. Increasing friction | a. making grooved designs |
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| Column A | Column B |
| 1. The smallest particle of matter that is capable of independent existence. | (a) matter |
| 2. The states of matter that are not compressible. | (b) intermolecular space |
| 3. A thing Which occupies space and has mass. | (c) solid |
| 4. A state of matter that can have any number of free surfaces. | (d) molecule |
| (e) solid and liquid |
| Column A | Column B |
| 1. Transparent object | i. Shadows |
| 2. Eclipses | ii. Glass |
| 3. Translucent object | iii. Fluorescent tube |
| 4. Luminous object | iv. Tracing paper |
| Column A | Column B |
| (1) Length | a. kilogram |
| (2) Mass | b. cubic metre |
| (3) Area | c. metre |
| (4) Volume | d. square metre |
| Column A | Column B |
| 1. Rolling friction | a. making grooved designs |
| 2. Static friction | b. regular oiling |
| 3. Reducing friction | c. a book placed on a tabletop |
| 4. Increasing Friction | d. wheels of a car |
| Column A | Column B |
| 1. A dark patch formed behind an opaque body, when it is placed in the path of light. | (a) Umbra |
| 2. A kind of shadow where no ray of light enters. | (b) Penumbra |
| 3. A kind of shadow partially illuminated by light. | (c) Shadow |
| 4. Characteristics of image formed by a pinhole camera. | (d) Lunar eclipse |
| (e) Real and inverted |
| Column A | Column B |
| (a) Length of a housing plot | (1) Clock |
| (b) Breadth of a book | (2) Beam balance |
| (c) Mass of an apple | (3) Metre ruler |
| (d) Period of time for study | (4) Measuring tape |
| 1. Increasing pressure | a. broad straps of shoulder bags |
| 2. Decreasing pressure | b. thrust |
| 3. Force acting per | c. sharp tips of pins unit area |
| 4. SI unit of pressure | d. pressure |
| 5. Magnitude of force | e. pascal |
| Column A | Column B |
| a. Wooden block | i. complete dark park |
| b. Sun | ii. rectilinear propagation of light |
| c. Umbra | iii. opaque body |
| d. Eclipse | iv. luminous body |
| Column A | Column B |
| (c) Mass of an apple | (1) Thermometer |
| (d) Period of time for study | (2) Beam balance |
| (e) Temperature of a body | (3) Graph paper |
| (f) Surface area of a leaf | (4) Clock |
| 1. Length | a. kilogram |
| 2. Mass | b. cubic metre |
| 3. Area | c. metre |
| 4. Volume | d. square metre |