safety quiz science grade 9

• erlenmeyer flask = a beaker with a narrow neck and a wide base, good for stirring without causing a mess.
• volumetric flask = a circular beaker, good for boiling things evenly. ( no corners or edges to equal burning throughout)
• utility clamps = clamps onto stands or to tables in order to hold things in place.
• beaker : a open faced glass cup that allows for the mixing of chemicals in large amounts
• always wear goggles when doing a lab
• beaker tongs= used to hold beakers under the cusp ( to prevent burning since hot and cold beakers look the same)
• test tube tongs= used to hold test tubes ( same reasons as the beaker tongs)
• crucible tongs= the exact. same. thing. exact. same thing as the other tongs except you hold on to the lid.
• mortar and pestle = used for grinding / crushing things into a powder
• eye dropper / med dropper = a glass tube with a rubber stopper. It allowed u to hold and drop small amounts of liquid
• funnel = allows liquids to flow from one container to another without spilling
• graduated cylinder = accurately measures the volume of liquids
• scoopula= to scoop.
• evapourating dish= holds evapourating liquids.
• wire gauze= placed over an o- ring to help spread the flame / heat
• spot plate= holds many small test tube like holes, is used for watching multiple small reactions
• stand= helps things stand/
• clay triangke= holds hot crucibles
• bunsen burner= uses gas to cause a flame
• flint= causes a spark to start bunsen burner
• hot plate= keep things hot
• stirring rod= to stir. tf
• test tube rack= to hold test tubes
• petri dish= to view mirco organisms
• test tube brush = to clean test tubes
• o-ring= attatches to a stand to hold an apparatus (wtf is that...)
• rubber stoppers = used to seal beakers and test tubes
• tweezers= pick up and hold small obejcts.
• electric weight= measures things
• overflow can= measures density of irregular objects
• cover slip and slider = parts of a microscope used for watching withings
• thermometer= bro. easiest shi ever.
• watch glas= holds small solids for viewing
• pipette= picks up and delivers exact amounts of small liquids
• wash bottle= distilled water used for washing.
• goggles=.... bro.BRO.
• No loose clothing or jewlery.
• Long hair is tied back, do not wear open toed shoes
• follow instructions
• know where safety equipment is