Use this interactive graphic organiser to help highlight some common alternative conceptions about light and sight. Place each label where you think it belongs. This activity can be done individually, in pairs or as a whole class.
Light and sight: true or false? – graphic organiser
True
False
Not sure
Unused items
- We see things as light travels from our eyes to an object
- Cats can’t see anything at all in a totally darkened room
- Light from the Sun can travel further than light from a candle
- A lens helps to form images because it bends light
- A pencil appears to bend in water because the water bends it
- For us to see things, light has to enter our eyes
- Light keeps travelling until it hits something
- Light from a candle does not travel as far during the daytime
- We can only see things that are making light
- A red object looks red because it only reflects red light
- A shadow is a dark reflection
- Light from the Sun takes over 8 minutes to reach the Earth
Use this interactive diagram to explore what students already know about light and sight.
Place the labels where you think they belong. You can move the labels from one place to another, if you change your mind. Note: if the label has not changed to a blue background, check it is fully within a box. When you are ready, click the Check answers button to check your ideas, then click the Reset incorrect button to try again.
Use the Download exercise button for a PDF of the diagram and labels.
See the Light and sight: true or false? activity for additional support in using this interactive.
