Science 3 - Lesson 3.1 - CIE 3.1

Sort these pictures into the correct group.

Groups:

(a) Transparent materials

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(b) Opaque materials

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A shadow is made when light is _______ by an opaque object.

• blocked

• allowed

• made

• cut

Light cannot pass through ____________ materials.

• opaque

• transparent

• dark area

• shadow

Transparent materials block all light passing through.

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Answer explanation

Opaque materials block all light passing through.

Transparent material is possible to see clearly through.

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Answer explanation

Opaque materials block all light passing through.

Shadows have clear details like eyes and mouth.

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Answer explanation

Opaque materials block all light passing through.

Shadows have no colour. They are always dark.

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Answer explanation

Opaque materials block all light passing through.

Shadows are always the same shape and size as the object.

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Answer explanation

Opaque materials block all light passing through.

Shadows may not be the same shape and size as the object.

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Answer explanation

Opaque materials block all light passing through.

Shadows have no details like eyes or a mouth.

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Answer explanation

Opaque materials block all light passing through.