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SI System (metric system)
Scientific Measurement SI System (metric system) Grams (g, kg, mg) Liter (L, mL, mm3 , cm3) g/mL, g/cm3, g/L, kg/L Density < 1.00 g/mL will float Density > 1.00 g/mL will sink Mass The amount of matter in an object Volume The space an object takes up Density Amount of matter in a given volume Mass/volume
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Scientific Measurement
Length Temperature How hot something is. How much energy does something have. Meters (m, mm, cm, km) Celsius (Centigrade) Kelvin ( K )
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Write in the use of each object on the lines next to the picture.
Laboratory Equipment Write in the use of each object on the lines next to the picture.
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Ring Stand and Iron Ring
Use: Iron rings connect to a ring stand and provide a stable, elevated platform
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Clamp Attaches to the ring stand and holds test tubes.
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Wire Gauze Use: To support a container (such as a beaker or flask) during heating. Placed on ring.
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Bunsen Burner & Striker
Use: Safely burns natural gas.
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Safety Goggles Use: to protect your eyes from chemicals and exploding glassware.
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Test Tube Use: Holds a small amount of solution (usually for heating)
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Test Tube Tongs Use: To hold / grab the test tube.
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Spatula and Scoopula Use: aid in the transfer of small amounts of solids
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Crucible Tongs Use: For handling hot, cold, corrosive, or sticky materials
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Beaker Use: For stirring, mixing and heating liquids.
Not used for measuring!
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Erlenmeyer Flask Use: To hold liquids and do reactions in it Used for swirling. NOT USED in Measuring
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Volumetric Flask Use: To measure very precise amounts of liquid.
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Evaporating Dish uses: Rapid evaporation Burning chemicals in air.
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Graduated Cylinder Use: to measure volumes of liquids.
The red disk around the top is used to prevent breakage if knocked over.
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Crucible Use: for heating or melting compounds
Made of porcelain or metal
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Clay Triangle Use: Wire frame with porcelain used to support a crucible Put on a iron ring and stand
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Pipette (pipet) Use: dispense small amount of liquids
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Hot Plate Use: heating substances
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