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8 Cards in this Set
- Front
- Back
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Being scientific: Name 5 rules in the lab |
Hair up Wear safety glasses No eating or drinking in the lab No running No tasting chemicals Clean up spills Don't leave flame unattended |
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Lab equipment |
test tube beaker conical flask test tube scissors Bunsen burner clamp stand thermometer funnel test tube rack measuring cylinder evaporating dish |
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List and label bunsen burner |
base, air hole, collar, gas hose and barrel |
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Correct procedure for turning on buses burner
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Need: Bunsen burner, heat mat,
close air hole-Light match-turn n gas- light bunsen burner |
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What are the flames? |
Air hole closed- yellow flame no oxygen coming through or also known as safety flame. Air hole open: more oxygen coming through = blue flame used for heating substances. |
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What you need to write a scientific method |
Aim: Main purpose of the experiment to either approve or disapprove Hypothesis: Educated guess. what you think Predication: reason for doing this experiment. Method: Step by step method showing how to do the experiment. Conclusion: The pattern in the data. Back up what you say by adding evidence from your experiment data into the conclusion. |
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What are the variables? |
Independent variable: Thing you change Dependent variable: Thing you measure Controlled variable: The things you keep the same |
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How to make a graph of the results? |
use TELLX T: tittle: Should be similar to aim E: Even scale: The distance between number on the axis should always be the same L: Labels: Label both the axes need to have the name of the variable. Include any units of measurement. L: Line: Either a single, straight line of the best fit going as close to as many data points as possible or a smooth cure going through all of the data points. X: Data points plotted using 'x': |
