(i) Shadows are formed when an object _______ light.
(ii) The direction of the shadow depends on the position of the _______.
(iii) During a solar eclipse, the _______ comes between the Sun and the Earth, casting a shadow on the Earth's surface.
(iv) A shadow is always _______ than the object that casts it.
(v) The length of the shadow changes with the _______ of the Sun in the sky.
(i) Shadows are formed when light is blocked by an object.
(ii) A solar eclipse occurs when the Earth comes between the Sun and the Moon.
(iii) Transparent materials do not allow light to pass through them.
(iv) The length of the shadow remains the same throughout the day.
(v) The penumbra is the darkest part of a shadow.
(i) Sun, Moon, Stars, Earth
(ii) Flashlight, Candle, Mirror, Torch
(iii) Solar Eclipse, Lunar Eclipse, Umbra, Penumbra
(iv) Transparent, Opaque, Translucent, Reflection
(v) Morning, Noon, Midnight, Dawn
(i) What is a shadow? Provide an example.
(ii) Why do shadows change their length during the day?
(iii) What is the difference between a solar eclipse and a lunar eclipse?
(iv) Explain the terms "umbra" and "penumbra" with respect to shadows.
(v) Give three examples of transparent materials and three examples of opaque materials.
The solutions of the worksheet "Light and Shadow - 2"
43 videos|198 docs|45 tests
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1. What is the difference between light and shadow? |
2. How do shadows change throughout the day? |
3. What factors affect the size of a shadow? |
4. Can shadows tell us the time of day? |
5. Why do we see different colors in shadows? |
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