Science Unit 5 Grade 5

The correct sentence about light source is

• Made when light from a source is blocked.

• Light from the light sources and enters our eyes.

• This quantity can be measured.

• Changes the size of a shadow

Tags

NGSS.MS-PS4-2

The correct sentence about light intensity is . . . .

• Made when light from a source is blocked.

• This quantity can be measured.

• Light from this enters our eyes.

• Changes the size of a shadow

Alfi uses a flashlight to reflect light into Ester’s eye.

Material Y reflects the light so that Ester can see an image of the flashlight. Which material can Y be made from?

• Cotton

• Clay

• Mirror

• Card

Tags

NGSS.MS-PS4-2

Alfi uses a flashlight to reflect light into Ester’s eye and Ester moves. Her eye is in a new position.

What must Alfi do to the flash light so Ester can see the reflected light?

• change the angle

• turn off the flash light.

• change the mirror.

• change the flash light.

Tags

NGSS.MS-PS4-2

Yusuf measures light intensity.

Yusuf puts the sensor near the lamp to measure the light intensity. What does the light intensity mean?

• colour of light.

• brightness of light.

• reflection of light.

• direction of light.

The light from the flashlight is reflected by the material.

When this happens the light changes . . . .

• shape

• bounced

• absorbed

• direction

Tags

NGSS.MS-PS4-2

Zaky draws a picture. He uses the picture to explain how he sees a book.

The lamp produces . . . of light.

• lines

• jumps

• rays

• arrows

Tags

NGSS.MS-PS4-2

Zaky draws a picture. He uses the picture to explain how he sees a book

The surface of the book . . . the light

• arrows

• arrows

• takes in

• reflects

Tags

NGSS.MS-PS4-2

Look at the picture of a swan floating on a water.

Which word describes why it looks like there are two swans in the picture?

• transparent

• reflection

• shadow

• intensity

Tags

NGSS.4-PS4-2

An astronaut is on the Moon. She looks at the Earth

Why can the astronaut see the Earth from the Moon?

• Light comes from the Moon.

• Light comes from the Sun.

• Light comes from the Earth.

• Light comes from the sea on the Earth.

Tags

NGSS.MS-ESS1-1