G3 Science 3.1 Shadows

Unit 3 Light and Shadows

Learner's Book p. 64

3.1 Shadows

I can:

1. Investigate how light can pass through transparent materials and is block by opaque materials.

2. Sort materials into transparent or opaque materials.

3. Learn that shadows are formed when light from a source is blocked by an object.

3.1 Shadows

Blocked
stopped from passing through

Opaque
a material which does not let light through

Shadow
a darker area caused when light cannot pass through an object

Fill in the Blank

"stopped from passing through"

Fill in the Blank

"a material which does not let light through"

Fill in the Blank

"a darker area caused when light cannot pass through an object"

3.1 Shadows

How are shadows made?

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

Light cannot pass through an opaque material. This means that a dark area is made. This is a shadow.

Shadows have no colour.

They are always dark.

Shadows have no details like eyes or a mouth.

The shadow may not be the same shape and size as the object.

Categorize

Options (4)

Shadows have no colour.

There's detail in shadow like how the shape of eyes, etc.

The shadow may not be the same shape and size as the object.

Shadows are colorful.

Put the statements in the correct group of True or False!

TRUE

FALSE

3.1 Shadows

3.1 Shadows

Transparent materials

Some materials are not opaque.

They let light through.

They are transparent.

Transparent materials do not make a shadow.

We can see things clearly through transparent materials.

3.1 Shadows

Transparent materials

Multiple Choice

Transparent materials do not make shadow.

• TRUE

• FALSE

3.1 Shadows

Think like a scientist (p.69)

3.1 Shadows

Activity 2 (p.67)