Instructional Objectives : 1. Identify the science equipment 2 Instructional Objectives : 1.Identify the science equipment 2.Learn the SAFETY RULES. Review Questions: 1.Branches of Physical Science? Other Instructions: 1.Make sure that you label the lab equipment work sheet. Homework: Do the chapter 1 vocabulary

Lab Equipments

Pipestem Triangle For supporting crucibles and dishes when heating on a gas burner or other similar heat source.

Evaporating Dish

Utility Tongs for handling cylindrical apparatus such as test tubes, flasks,

3-Leg Beaker Support Stand For supporting small objects (such as crucibles or evaporating dishes) over a burner

Beaker Tongs Beaker tongs designed to hold liquid filled beakers from 50mL to 2000mL capacity.

Thermometers

Glass Stirring Rods Fine stirring rods are solid flint glass with fire-polished rounded ends

Short-Stem Glass Funnels

Glass Dropping Pipette

Thin Stem Pipettes

Disposable Plastic Dropper

Heavy-Duty Spring Scale (Metric/English) *The large size makes it easy to read and capable of measuring more weight than most other scales of its type

Balance Measures the mass of an object

Beam Balance

Hot plate Used to heat liquids

Rubber Stopper solid, one-hole, two-hole, and three-hole stoppers in an assortment of sizes.

Spot Plate Chemically inert and unbreakable, polystyrene can be used with concentrated acids

Erlenmeyer Flasks can be heated and used with acids, salt solutions, and organic solvents.

Florence Boiling Flasks Their round body and long neck are ideal for boiling liquids without excessively rapid evaporation.

Beaker With uniform wall thickness; white enamel, double-graduated metric scale the beakers can be heated used with acids, salt solutions, and organic solvents.

Wash Bottles Solutions can be poured easily by squeezing the bottle lightly

Filter Paper

Petri Dishes

Watch Glasses watch glasses provide a safer way to perform evaporations on hot plates or in ovens

Safety Drench Shower offers a constant flow of water to wash contaminants from the entire body

Multi-Purpose Fire Extinguisher discharged in a thick stream to blanket fires. Stand 6′ away and aim at the base of the fire to discharge the tank

safety goggles, vinyl apron, gloves

pH paper Used to measure how acidic or basic a substance is

Disposable or transfer pipette Draws a liquid up by suction and allows transfer to other solutions

Mortar and Pestle Used to grind and mix substances

Test Tube Holder Provides a safe way of transferring a hot test tube to a test tube rack

Weigh Boat Prevents substances from coming into contact with the balance plate when massing solids

Graduated cylinder Best way to accurately measure the volume of a liquid

Spatula Used to scoop solids

Test tube brush Used to clean the inside of a test tube

Safety goggles Protect your eyes

Glass slide Provides a surface to lay things on that you wish to view using the microscope

Centrifuge Used to separate substances based on mass; does this by spinning tubes in a circle at a high rate of speed

Test Tube Rack Holds test tubes upright

Forceps Like tweezers, they are used to grasp small objects