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Answer
(1 - c), (2 - d), (3 - a), (4 - b)
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| i. | Clinical thermometer | A form of energy |
| ii. | Normal temperature of human body | 100°C |
| iii. | Heat | 37°C |
| iv. | Boiling point of water | 0°C |
| v. | Melting point of water | Kink |
Match the following items.
→| Column 1 | Column 2 | ||
| 1. | Area | a. | g/cm$^3$ |
| 2. | Length | b. | measuring jar |
| 3. | Density | c. | amount of a substance |
| 4. | Volume | d. | rope |
| 5. | Mass | e. | plane figures |
Match the following items.
→| Column 1 | Column 2 | ||
| 1. | Area | a. | light year |
| 2. | Distance | b. | m$^3$ |
| 3. | Density | c. | m$^2$ |
| 4. | Volume | d. | kg |
| 5. | Mass | e. | kg/m$^3$ |
| Vanda | (a) | Climber |
| Pea | (b) | epiphyte |
| Eicchomia | (c) | offset |
| wild strawberry | (d) | Runner stolon |
| Column I | Column II | ||
| a | Uniform motion | (i) | Body having uniform acceleration |
| b | Non-uniform motion. | (ii) | Body at rest. |
| c | The velocity-time graph is a circle | (iii) | Unequal distance covered in equal interval of time |
| d | Straight line parallel to time axis in position-time graph. | (iv) | Equal distances covered in equal intervals of time. |
| e | Straight line inclined to 45° with time axis is velocity-time graph | (v) | Not possible |
| 1. | Galileo Galilei | (a) | Earth is at the centre |
| 2. | Heliocentric theory | (b) | Dr. A.P.J. Abdul Kalam |
| 3. | Geo-centric theory | (c) | Jupiter – bound space probe |
| 4. | ‘ Missile man of India | (d) | Sun is at the centre |
| Element | Symbol | Atomic No. | |||
| i) | Hydrogen | a) | 0 | 1. | 11 |
| ii) | Helium | b) | Al | 2. | 8 |
| iii) | Aluminium | c) | He | 3. | 1 |
| iv) | Oxygen | d) | Na | 4. | 2 |
| v) | Sodium | e) | H | 5. | 13 |
| 1. | Rubber | (a) | Erect |
| 2. | Greased paper | (b) | Inverted |
| 3, | Real image | (c) | Opaque medium |
| 4. | Virtual image | (d) | Translucent medium |