मराठी

On a sunny day, does a bird or an aeroplane flying high in the sky cast its shadow on the ground? Under what circumstances can we see their shadow on the ground?

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प्रश्न

On a sunny day, does a bird or an aeroplane flying high in the sky cast its shadow on the ground? Under what circumstances can we see their shadow on the ground?

लघु उत्तर
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उत्तर

Even on a sunny day, a bird or an aeroplane flying high in the sky does not cast its shadow on the ground.

We can see their shadow on the ground only if they are flying very close to the ground. In this case, ground acts as screen.

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पाठ 11: Light - Short Answer Questions [पृष्ठ ६९]

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एनसीईआरटी एक्झांप्लर Science [English] Class 6
पाठ 11 Light
Short Answer Questions | Q 14. | पृष्ठ ६९

संबंधित प्रश्‍न

Fill in the blank.

The less dark portion of a shadow is called the .................


Select the correct alternative.

Umbra is a region of


What is a shadow? Give a reason for its formation.


Draw a ray diagram to show the formation of umbra alone.


Draw a ray diagram to show the formation of umbra and penumbra both. Label the parts umbra and penumbra in your diagram.


In the following diagram, draw rays to form umbra on the screen.


State the conditions when only the penumbra of an opaque object is obtained on the screen.


Why is it that the birds flying in the sky do not cast their shadow on the earth?


Tick the correct answer.

Umbra is a region of


Answer the following.

How is a shadow formed? Write the conditions required for a shadow to form.


What is shadow? 


What do we need in order to see a shadow?


Sivarajan placed a meter stick in the playground at 7.00 am in the morning. How will the shadow of the stick at noon look in comparison to the one in the morning


What are the parts of shadow?


What is a shadow? What things are necessary for the formation of a shadow?


______ is always against, opposite side of light source.


The ______ is the darkest part of a shadow.


Three torches A, B and C shown in the following figure are switched on one by one. The light from which of the torches will not form a shadow of the ball on the screen.


Three identical towels of red, blue and green colour are hanging on a clothes line in the sun. What would be the colour of shadows of these towels?


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