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measurement
4 science - measurement
| Question | Answer |
|---|---|
| Measurement | The process of finding the number that tells us the size or amount of something accurately. |
| Unit | A fixed quantity used as a standard for measurement. |
| Metre (m) | The standard unit for measuring length, used for reasonably long lengths. |
| Centimetre (cm) | A unit used to measure short lengths (1 metre = 100 centimetres). |
| Millimetre (mm) | A smaller unit used to measure very short lengths (1 centimetre = 10 millimetres). |
| Ruler | A measuring stick marked with units along its edges for measuring length, typically made of plastic, cardboard, metal, or fabric. |
| Measuring tape | A soft fabric tape, marked with numbers representing inches or centimetres, used for measuring length, especially for tailoring or curved surfaces. |
| Mass | The amount of material present in an object. |
| Gram (g) | The standard unit for measuring mass, used for lighter objects. |
| Kilogram (kg) | A unit for measuring heavier objects (1 kilogram = 1000 grams). |
| Weighing balance | An instrument used with weights to weigh objects, indicating mass. |
| Weighing machine | An instrument used to measure mass, often by standing on it or placing objects on a scale. |
| Weight | The measurement of how an object’s matter is attracted towards the centre of the Earth or any other heavenly body with considerate mass; it changes with location and depends on gravity. |
| Capacity | The quantity of liquid a container can hold. |
| Litre (l) | The standard unit for measuring capacity, used for large quantities of liquid. |
| Millilitre (ml) | A unit for measuring small quantities of liquid (1 litre = 1000 millilitres). |
| Measuring cylinder | A laboratory tool used to measure the volume of liquids accurately. |
| Measuring can | A container designed for measuring liquids, often with marked volumes. |
| Time | A continuous, measurable quantity that defines the sequence of events. |
| Second (s) | The standard unit of measuring time. |
| Hour | A unit of time equal to 60 minutes. |
| Minute | A unit of time equal to 60 seconds. |
| Clock | A device used to measure and indicate time. |
| Watch | A small clock worn on the wrist or carried. |
| Temperature | The measure of hotness or coldness of an object. |
| Celsius (°C) scale | A temperature scale where 0°C is the freezing point of water and 100°C is the boiling point. |
| Fahrenheit (°F) scale | A temperature scale where 32°F is the freezing point of water and 212°F is the boiling point. |
| Kelvin (K) scale | An absolute thermodynamic temperature scale where 0 K is absolute zero. |
| Thermometer | A device used to measure temperature. |
| Clinical thermometer | A specific type of thermometer used to measure body temperature. |
Created by:
learnloop