To perform experiments safely and correctly, students should know about different apparatus and their uses.
1. Beaker
🧪 Use: Holds and measures liquids, heats substances.
🔍 Example Experiment: Mixing vinegar and baking soda to observe chemical reactions.
2. Test Tubes
🧪 Use: Holds small amounts of liquids for heating, mixing, or testing.
🔍 Example Experiment: Growing crystals or observing color changes in chemical reactions.
3. Measuring Cylinder (Graduated Cylinder)
🔬 Use: Accurately measures liquid volume in milliliters (mL).
🔍 Example Experiment: Measuring water displacement to find the volume of an irregular object.
4. Dropper/Pipette
💧 Use: Transfers small amounts of liquid drop by drop.
🔍 Example Experiment: Adding drops of lemon juice to baking soda to observe fizzing.
5. Funnel
🔻 Use: Helps pour liquids into containers without spilling.
🔍 Example Experiment: Filtering dirty water to demonstrate water purification.
6. Microscope
🔬 Use: Magnifies tiny objects like cells and microorganisms.
🔍 Example Experiment: Observing onion skin cells or tiny insects.
7. Bunsen Burner
🔥 Use: Heats substances for experiments.
🔍 Example Experiment: Heating sugar to observe caramelization.
⚠️ Caution: Always handle with supervision!
8. Thermometer
🌡 Use: Measures temperature of liquids and air.
🔍 Example Experiment: Checking temperature differences between hot and cold water.
9. Spring Balance
⚖ Use: Measures force or weight in Newtons.
🔍 Example Experiment: Measuring the weight of different objects to understand gravity.
10. Magnifying Glass
🔍 Use: Enlarges small objects for easy observation.
🔍 Example Experiment: Examining leaves, insects, or tiny details on objects.
11. Stopwatch
⏱ Use: Measures time accurately.
🔍 Example Experiment: Timing how long different materials take to sink in water.
12. Litmus Paper
📜 Use: Tests acidity and alkalinity of substances.
🔍 Example Experiment: Testing lemon juice (acid) and soap water (base).
13. Tongs & Forceps
🔧 Use: Holds hot or small objects safely.
🔍 Example Experiment: Handling hot test tubes during heating.
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