Science instruments. Graduated Cylinder What does it measure? Volume of a liquid.

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Presentation transcript:

Science instruments

Graduated Cylinder

What does it measure? Volume of a liquid

What is the unit of measurement? Liters or milliliters

Meniscus

Curved like lens in the liquid Read the BOTTOM of the curve to get an accurate measurement

Your eye should be level with the top of the liquid Reading the Graduated Cylinder You should read to the bottom of the MENISCUS

Practice Reading the Graduated Cylinder What is this reading? 18.0 ml

What is this reading? Practice Reading the Graduated Cylinder 36.5 ml

What is this reading? 42.9 ml

What is this reading? 47.0 ml

What is this reading? 61.2 ml

What is this?

Triple beam balance Measures? Unit? Mass of an object grams

See triple beam balance power point

What is this?

flask Measures and unit? Volume of a liquid ml or liter

What is this?

Beaker Measures? Unit? Volume of a liquid ml or liters

What is this?

Spring scale Measures? Unit? Weight (force) and mass Newtons or grams

What is this

Bunsen burner To burn or heat objects

What is this?

Mortar and pestle to crush grind and mix solid substances

What is this?

funnel To pour liquids w/o spill

What is this?

sieve To separate wanted elements from unwanted elements.

What is this?

Filter paper To separate solids from liquids

What is this?

Hot plate To heat liquids

What is this?

Litmus paper To test acids and bases

What is this?

tongs Gripping or lifting objects

What is this?

pipette To transfer liquid

What is this?

Hot hands To grip hot objects

What is this?

scapel Sharp blade use for dissection

What is this?

Petri dish To grow bacteria, cells or other microbes

What is this instrument?

Ring stand Holds objects above a heat source

What is this?

Ceramic wire gauze To support a beaker, (glassware) while heating

What is this?

forceps To grasp small objects

What is this?

Test tube Function? To hold an experiment to be tested

What is this?

Test tube clamp Function? To hold test tubes