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Vernier Software and Technology
Vernier Software & Technology

How Bright is the Light?

Figure from experiment 25 from Physical Science with Vernier

Introduction

You may have noticed that a light appears to be brighter when you are close to it, and dimmer when you are farther away. In this experiment, you will use a computer-interfaced Light Sensor to measure light intensity as you study the relationship between light intensity and distance.

Objectives

In this experiment, you will

  • Measure light intensity.
  • Graph and analyze data.
  • Make conclusions about the relationship between light intensity and distance.

Sensors and Equipment

This experiment features the following Vernier sensors and equipment.

Option 1

Option 2

Additional Requirements

You may also need an interface and software for data collection. What do I need for data collection?

Standards Correlations

See all standards correlations for Physical Science with Vernier »

Experiment 25 from Physical Science with Vernier Lab Book

<em>Physical Science with Vernier</em> book cover

Included in the Lab Book

Vernier lab books include word-processing files of the student instructions, essential teacher information, suggested answers, sample data and graphs, and more.

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We will be closed on August 21 to allow our employees to enjoy the Great American Eclipse.