Science Review PTS 2 Grade 5

​Science Review PTS 2 Grade 5

​The way we see things

Multiple Choice

The intensity of the light can be measured using a _______________.

• intensity

• volt meter

• stop watch

• light meter

Multiple Choice

Which place will have the highest light intesity during sunny clear daytime?

• in the attic

• in the storage room

• in the classroom

• at the school yard

Multiple Choice

What is the correct order of what happens when our eyes see the flower in the picture:

1. the light bounces off,

2. the light enters the boy's eyes,

3. the sunlight hits the flower.

• 1-2-3

• 2-1-3

• 3-1-2

• None of these

Multiple Choice

You are enabled to see objects because...

• light travels out of your eyes and onto an object.

• light travels out of an object.

• light reflects off of an object and into your eyes.

• light brightens up objects.

Multiple Choice

Allows most light through

• Reflection

• Refraction

• Translucent

• Transparent

Multiple Choice

Opaque means...

• No light passes through it

• All light passes through it

• Some light passes through it

Multiple Select

Why do mirrors reflect light well?

• Because you can see your face in one.

• They are a light source.

• They are used in periscopes.

• They have a shiny surface.

Multiple Choice

Picture that shows reflection on mirror is ____

Multiple Select

Tick 3 correct answers.

Light sources are ____

• star

• the moon

• diamond

• campfire

• light bulb

Multiple Select

Tick 3 correct pictures.

Picture that shows correct path of light to see an object are ....

Fill in the Blanks

Is the moon a light source?

Fill in the Blanks

Based on this graph, the light intensity at 10 cm from the light source is

lux.

​Shadow

Multiple Choice

The material that will cast/form a shadow is ____.

• clear glass

• glass window

• wooden block

• transparent plastic

Multiple Choice

The translucent object can form a light shadow because ____.

• it lets all the light through 

• it can't block the light

• it only blocks some light

• it blocks most of the light

Multiple Choice

Study the wind direction below.

If the light source is on your east, your shadow will be on your ____.

• west

• north

• east

• south

Multiple Choice

The true statement about shadow is ____.

• shadow always have the same size with the object

• shadow formed at noon is longer than in the morning

• shadow has similar shape/the outline to the object

• shadow can be formed in many colours

Multiple Choice

Dewi was walking toward the street lamp as shown in this picture.

Where her shadow was formed?

• behind her

• on her left

• on her right

• in front of her

Multiple Select

The correct conclusion about this experiment are ____.

• the further the ball from the screen the smaller the shadow

• the closer the ball to the screen the bigger the shadow

• the further the light source to the ball the smaller the shadow

• the closer the light source to the ball the bigger the shadow

Multiple Select

Which of the following shows shadow?

Multiple Select

The correct statement based on the data is ____.

• when distance of object to the light is the furthest height of shadow is the tallest

• when distance of object to the light is the furthest height of shadow is the shortest

• when distance of object to the light is the closest height of shadow is the tallest

• when distance of object to the light is the closest height of shadow is the shortest

Multiple Select

Things needed for making shadow are ____.

(Choose more than one answer.)

• light source

• object

• paper

• screen

Multiple Choice

The lower the position of the sun in the sky, the longer the shadow.

• TRUE

• FALSE

Multiple Choice

The higher the position of the Sun in the sky the shorter the shadow.

• TRUE

• FALSE

Fill in the Blanks

A shadow can be formed if the light is

by an object

Fill in the Blanks

Translucent is a material that let

light through.