practical science term 4 2023 Flashcards
what is the yellow flame called
safety flame
the dependent variable is……
what is measured
what is the blue flame called
heating flame
the independant variable is
what i change
what objective lens do you start with
the 4x
what is the first step of focusing a microscope
looking from the side use the coarse focus knob to move the stage as far away from the objective lens as you can
when the air hole is closed what colour is the flame
yellow
when the air hole is open what colour is the flame
blue
the controlled variable is
what stays the same
what is the hottest part of the flame
the tip of the blue flame
the cone of unburnt gas is
on top of the barrel
what focus knob do you start with
the coarse but very slowly
when you are discussing your observations do you use i
NO, you do not ever use personal pronouns
to heat a substance in a beaker the first step is…
safety equipment
the second step is…
collect materials and equipment
