Match the terms given in column A correctly with those in Column B Column A Column B 1. The source of energy on the earth (a) in the morning 2. The shape formed when the path of the light is blocked (b) sun's energy 3. Longer shadow (c) shadow 4. Growth of plants (d) sun

1-(d) Sun is the source of energy on earth. Earth would be dark and cold without the sun. It is the main source of heat and light. 2-(c) Shadow is a dark shape formed when the path of light is blocked. Opaque objects make the most prominent shadows. 3-(a) We can see a long shadow in the morning and in the evening. The length of the shadow depends on the position of the sun. 4-(b) The growth of plants depends on the sun's energy. Sunlight is necessary for photosynthesis. Hence, Column A Column B 1. The source of energy on the earth (d) sun 2. The shape formed when path of the light is blocked (c) shadow 3. Longer shadow (a) in the morning 4. Growth of plants (b) sun's energy

Light is a form of energy which sensitizes our eyes and enables us to see the surrounding objects. Note: The moment the Sun rises up in the sky, it gives us light to look around and helps the plants to prepare food. The things which we are not able to see becomes visible in presence of light.

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Which of the following is a non-luminous object?

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Important Questions on We See Light

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Environmental Studies>The World Around Me>We See Light>Light Energy

Match the terms given in column A correctly with those in Column B

Column A	Column B
1. The source of energy on the earth	(a) in the morning
2. The shape formed when the path of the light is blocked	(b) sun's energy
3. Longer shadow	(c) shadow
4. Growth of plants	(d) sun