Topic 1 Introduction to practicals Flashcards
What are some of the main rules in the lab when doing practical work
Tie hair back
Tuck in stools
Tidy desk
Wear safety goggles
Don’t eat or drink in the lab
Report any breakages
What piece of apparatus would you use to measure a volume of liquid
Measuring cylinder
What do you use to heat items in the lab
A bunsen burner
What is the colour of the safety flame and what is the position of the air hole
Safety flame - orange
Air hole is closed - by turning the collar
What flame do you use to heat Liquids
Half open air hole - with a blue flame
What is a roaring flame in bunsen burner
Air hole fully open
the inner cone is blue and is hottest part of the flame
used to heat solids
When lighting the bunsen burner what steps should you take
Place on safety mat
Put the rubber tubing into the gas tap
Only open air hole slightly
What equipment is used to measure mass
Balance
What unit is mass measured in
Kg or g
What unit is volume measured in
Cm3 or ml
What do you use to measure length
a ruler
What do you use to measure temperature
A thermometer
