Grade 4 Physical Science- Light

Grade 4 Physical Science- Light - חִידוֹן

1. What do we call material that scatters or absorbs most of the light that strikes it, making objects appear blurry when viewed through it?

A) opaque
B) transitional
C) translucent
D) transparent

2. What do we call material that allows light to pass through, making objects clearly visible when viewed through this material?

A) transparent
B) transitional
C) translucent
D) opaque

3. What do we call material that absorbs most all of the light that strikes it, making objects not visible?

A) transparent
B) opaque
C) translucent
D) transitional

A) transparent
B) translucent
C) transitional
D) opaque

A) transparent
B) translucent
C) opaque
D) transitional

A) translucent
B) transparent
C) opaque
D) transitional

7. The bending of light as it passes through different transparent materials is called

A) rotation
B) absorption
C) reflection
D) refraction

A) refraction
B) absorption
C) rotation
D) reflection

A) lens
B) prism
C) pyramid
D) cylinder

A) separate white light
B) to transfer energy
C) increase intensity
D) enlarge visually

A) is a form of energy
B) is a type of matter
C) travels is a straight line
D) travels in waves

A) red light
B) white light
C) all colors of light except red light
D) all light

A) red light
B) white light
C) all colors of light except red light
D) all light

A) electromagnetic spectrum
B) radiant spectrum
C) visible spectrum
D) radiation spectrum

15. Which material would be the best choice if you want to allow some light, but would also like some privacy?

A) opaque material
B) a rotational material
C) translucent material
D) transparent material

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