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Science in Action

Can you finish refraction with water in about 25 min?

Refraction with Water

You will understand the concept of refraction and light behavior in different mediums.

Duration25 min
Age GroupAges 11–13
DifficultyIntermediate
SubjectScience
Activity Preview

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Concept

What this lesson teaches

This activity helps students understand the concept of refraction and light behavior in different mediums.

Materials

What you need

  • Clear glass
  • Water
  • Pencil or straw
  • Food coloring (optional)
  • Table or flat surface
Steps

How the activity runs

  1. Fill a clear glass with water until it's nearly full.
  2. Place a pencil or straw in the glass at an angle.
  3. Observe how the pencil appears to bend at the water's surface.
  4. Try adding food coloring to see the effect more clearly.
  5. Experiment with different angles of the pencil.
Why It Works

The learning connection

Hands-on experiments make learning fun and memorable. Engaging with real materials helps solidify understanding of scientific concepts.

Extend the Lesson

Try it with your learner

1. Fill the glass with water. 2. Place the pencil in the glass at an angle. 3. Shine the flashlight on the pencil from the side. 4. Observe the pencil's appearance. 5. Move the glass to see how the light changes. 6. What did you notice?

Science in Action25 minAges 11–13Grade 6–8Sign in to save this activity
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