Introduction to Light

An object that is a light ___________ is an object that gives off light.

Tags

light

Which of the following is not a light source?

• Sun

• Mirror

• Lit candle

• Torchlight

Tags

NGSS.4-PS4-2

Which of the following statement about light sources is correct?

• Light sources are objects that reflect light.

• Light sources are objects that absorb light.

• Light sources are objects that give off light.

Which of the following reflects light?

• Sun

• Table

• Eyes

• Torchlight

Tags

NGSS.4-PS4-2

Which correctly represents the light travelling from the torchlight?

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Tags

NGSS.4-PS3-2

NGSS.4-PS4-2

Which of the following represents light reflected from the object to the eyes?

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Tags

NGSS.4-PS4-2

Use the helping words below to fill in the blanks.

Helping words: book, lamp, table

The light source shown in the picture is _______.

Tags

NGSS.4-PS4-2

Use the helping words below to fill in the blanks.

Helping words: shone, absorbed, reflected

Light from the lamp shines on the book. The light is _________ from the book and enters his eyes.

Tags

NGSS.4-PS4-2

Study the diagram below. The boy can see the chair in the presence of light. Which one of the following shows correctly the path of light that makes it possible for the boy to see the chair?

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Tags

NGSS.4-PS4-2

Observe the picture shown. Which one of the following explains how the boy can see the pencil?

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Tags

NGSS.4-PS4-2