Science Milestone

Several objects in the earth can give off light. For examples are bulbs, lamps, stars, moon, and sun. All of them is called . . .

• light sources

• light ray

• light travels

• light intensity

Tags

NGSS.4-PS3-2

From the table above, the characteristics of reflection are . . .

• I and II

• I and III

• II and III

• III and IV

Tags

NGSS.MS-PS4-2

An area of darkness formed when light is totally or partially blocked is called . . .

• refraction

• sunlight

• reflection

• shadow

Tags

NGSS.MS-PS4-2

Materials do not allow any light to pass through them is called . . .

• opaque

• translucent

• transparent

• lens

We can see the shadow of the lamp because the lampshade . . .

• allow most of the light to pass through it

• don’t allow any light to pass through it

• allow only some light to pass through it

• block the light that will pass through it

Tags

NGSS.MS-PS4-2

We can use a light meter that is connected to a data logger to measure light intensity. The unit of light intensity is . . .

• candle

• ampere

• kilometers

• unit lux

Look at this table!

The true statements are showed by numbers . . .

• I and II

• I and III

• II and IV

• III and IV

Tags

NGSS.MS-ESS1-1

Some materials, such as tracing paper, allow some light to pass through them. They are known as . . . materials.

• transparent

• opaque

• translucent

• not transparent

Tags

NGSS.MS-PS4-2

The time of shadow plant beside is . . .

• 9 a.m

• 12 noon

• 6 p.m

• 12 night

Tags

NGSS.MS-ESS1-1

The position and length of object affects the . . . of its shadow.

• shape

• color

• size

• texture

Tags

NGSS.5-ESS1-2