Making shadows | Science | Quizalize & Oak National Academy

Starter quiz

Alex is classifying materials by how much light they let travel through them. Which groups should he put them into?
- opaque, transparent and translucent ✓
- rough and smooth
- waterproof and absorbent
Which of these statements is true?
- Opaque materials let light pass through them.
- Opaque materials let some light pass through them.
- Opaque materials do not let light pass through them. ✓
Which of these images shows an object made from a transparent material?
- jug
- cup ✓
- bathroom window
True or false? Transparent materials do not let light travel through them.
- True
- False ✓
What kind of material does this image show?
- opaque
- translucent ✓
- transparent
Which of these statements is true?
- We can see objects clearly through translucent materials.
- We can see objects through translucent materials but not clearly. ✓
- We cannot see objects through translucent materials.

Exit quiz

A dark shape is formed on a surface when an object blocks ...
- heat.
- water.
- light. ✓
Which of these images shows a shadow?
- image 1 ✓
- image 2
- image 3
Which word describes materials that do not allow light to travel through them?
- 'opaque' ✓
Which of these objects is made from an opaque material?
- frosted glass window
- metal tin ✓
- plastic cup
The shape of a shadow depends on ...
- the size of the object that is blocking the light.
- the shape of the object that is blocking the light. ✓
- the colour of the object that is blocking the light.
Which of these statements are true?
- A shadow shows the features on an object.
- A shadow does not show the features on an object. ✓
- A shadow is formed on the same side of the object as the light source.
- A shadow is the same shape as the object. ✓
- A shadow is formed on the other side of the object as the light source. ✓

Worksheet

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Lesson Details

Key learning points

When light falls on some objects, a dark shape is formed on the other side of the object.
A shadow is a dark shape that is formed when an object blocks light.
Opaque objects do not allow light to travel through them.
A shadow does not show the features of an object.
The shape of a shadow depends on the shape of the object blocking the light.

Common misconception

Shadows contain details of the object, such as facial features of a human’s shadow. Also that a shadow can be a different shape to the object, and formed in between the light source and the object.

Explanation of how shadows are formed.

Keywords

Shadow - A shadow is a dark shape that is formed when an object blocks light.
Object - An object is something you can touch but something that is not usually a living thing.
Light source - Something that is a light source produces its own light.
Opaque - Light cannot pass through objects that are opaque.