Density Experiment Quiz

What was the actual density of the unknown metal in the experiment?

• 2.95 G/mL

• 1.76 G/mL

• 3.50 G/mL

• 2.50 G/mL

What is plotted on the Y-axis of the graph?

• Time in seconds

• Volume in milliliters

• Mass in grams

• Density in G/mL

How many trials were conducted in the experiment?

• 6

• 4

• 3

• 5

What does the slope of the line of best fit represent in this experiment?

• The time taken for the experiment

• The measured density of the metal

• The volume of the metal

• The mass of the metal

Which formula is used to calculate the slope of a line?

• Y2 - Y1 / X2 - X1

• X2 - X1 / Y2 - Y1

• Y1 - Y2 / X1 - X2

• X1 - X2 / Y1 - Y2

What is the measured density of the unknown metal according to the experiment?

• 2.95 G/mL

• 3.00 G/mL

• 1.76 G/mL

• 2.50 G/mL

What is the formula for calculating percent error?

• (Measured Value - Actual Value) / Actual Value x 100

• (Measured Value + Actual Value) / 2 x 100

• (Actual Value - Measured Value) / Measured Value x 100

• (Measured Value x Actual Value) / 100

What was the percent error in the scientist's experiment?

• 40.3%

• 30.3%

• 50.3%

• 60.3%

What does a 40.3% error indicate about the measured density?

• It is 40.3% higher than the actual density

• It is 40.3% lower than the actual density

• It is 40.3% away from the actual density

• It is exactly the same as the actual density

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