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Scientific&LabSafety

QuestionAnswer
When picking up hot objects you should use tongs or insulated gloves
if you spill any chemicals, you should ? Immediately notify a teacher
During the experiment it is important that you keep your hands away from your face,and mouth
when smelling chemicals never directly inhale
after an experiment you should always wash your hands, and clean your work area
microscope tool used to produce magnified images of small objects
spring scale tool used to measure weight and force
Thermometer tool used to measure temperature
Test tube a cylindrical tube, usually smaller than a beaker that is open at one end and closed at the other.
Graduated cylinder a beaker marked in intervals that is used to measure volume.
Balance tool used to measure the mass of objects
What is a controlled experiment? an experiment in which only one variable is changed at a time
What are variables? all factors that can change in an experiment
Hypothesis a possible explanation for a set of observations or a possible answer to a scientific question
why should you always wear closed-toe shoes? in case and chemical spills and it wont hurt your feet
why should you wear safety goggles? in case of any chemical splatter
why is wearing contact lenses during an experiment dangerous? the chemical could get caught in between the lens and cause an infection
if you spill something what should you do? report immediately to the teacher
why should you wear closed-toe shoes? in case any chemicals spill
why should you directly inhale chemicals? because its dangerous, the odor could be to strong and make you pass out
why shouldnt you have food near the experiment? because chemicals could get spilled on your food and then you might eat them, and can get you sick
Hypothesis must be? testable.
How do biologists answer questions? by forming hypothesis, testing hypothesis,data collection, interpreting data,communicating results
what should you do when an experiments goes wrong? tell a teacher
Created by: amayraniterrones
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