safety rules WHMIS symbols Equipment physical & chemical changes acids and bases
100
Name 5 lab safety equipment tools.
1) face mask 2) gloves 3) goggles 4) boots 5) hazmat suit.
100
What does the skull and cross bones mean?
Poison
100
What is the test tube used for?
holds samples to observe reactions.
100
is crushing ice in a blender a physical or chemical change?
physical
100
is vinegar an acid or base?
acid
200
Name 3 things prohibited in the Lab.
1) No food or drinks aloud in the lab 2) never run in the lab 3) no sitting while conducting an experiment.
200
What does the ring on fire mean?
Oxidizer
200
What is the iron rings used for?
holds glass ware on retort stand
200
is burning logs in a fire place a physical or chemical change?
chemical
200
is pickle juice an acid or base?
acid
300
Name 2 things to never do with chemicals in the lab.
1) never taste the chemicals 2) never directly smell the chemicals instead use a whiff motion with your hands.
300
What does the T symbol mean?
Toxic
300
What is the graduated cylinder used for?
acuratly measures liquids
300
is blending metal wire in a blender a physical or chemical change?
physical
300
is Windex an acid or base?
base
400
How do you properly dispose of chemicals in the lab.
Pour down the drain if the teacher says too.
400
What does the cylinder mean?
compressed gas
400
What is the test tube brush used for?
used to clean test tubes
400
is souring milk a chemical or physical change?
chemical
400
is sanitizer an base or acid?
base
500
What do you do after you are done in the lab?.
Clean up the lab and put everything away.
500
What does the flame mean?
Flammable
500
What is the beaker used for?
used to mix chemicals and measure liquids
500
is adding bleach to a washer of clothes a physical or chemical change?
chemical
500
is milk an acid or base?
acid






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