Grade 4 Physical Science- Light

Grade 4 Physical Science- Light - اختبار

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) transparent
B) translucent
C) opaque
D) transitional

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

الطلاب الذين أجروا هذا الاختبار خضعوا أيضًا :

تم إنشاؤها باستخدام That Quiz — موقع توليد اختبار الرياضيات مع موارد لمجالات أخرى.