Laboratory Activity Questions

What should you verify before starting the experiment?

• Check the range and sensitivity of measuring devices.

• Record uncertainties associated with the quantities to be measured.

• Express measurements with the correct number of significant figures.

• Check if the diameter of the sphere intercepts the light beam.

What should you do after each measurement of the time interval?

• Reset the counter to zero.

• Record the measurement.

• Calculate the average time.

• Check the equipment.

What is the diameter of the sphere?

What is the height of the launch?

What relationship can be established between the variables?

What is the significance of the slope of the line?

Calculate the range for a speed not directly measured.

Calculate the theoretically predicted fall time for a given height.

Calculate the value of the fall time obtained from the regression line.

Calculate the relative error.