(ii) Why can we see objects on an illuminated page?
(a) Because it is a luminous object
(b) Because it absorbs light
(c) Because light reflects back from it
(d) Because it is a transparent object
(iii) What is solar energy?
(a) Only light energy
(b) Only heat energy
(c) Light and heat energy from the sun
(d) Energy from the moon
(iv) Which type of objects allow some amount of light to pass through them?
(a) Opaque objects
(b) Translucent objects
(c) Transparent objects
(d) Luminous objects
(v) When does a solar eclipse occur?
(a) When the Earth comes between the sun and the moon
(b) When the moon comes exactly between the sun and the Earth
(c) During a full moon night
(d) During a new moon night
(i) A translucent object allows all light to pass through.
(ii) During a lunar eclipse, the Earth comes between the sun and the moon.
(iii) All luminous objects are natural sources of light.
(iv) Plants use moonlight to make their own food.
(v) Rays of light in a beam are not parallel.
You can access the solutions to this worksheet here.
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