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Neha Jain
Subject: Science
, asked on 11/12/16
An image of a pencil is formed by a plane mirror at a distance of 40 cm from the pencil. the pencil is moved 5 cm towards the mirror. What will be the new image distance from the mirror?
Answer
1
Poojan Shah
Subject: Science
, asked on 7/11/16
When the torch does not light up what is the reason ?
Answer
8
Bashar Anis
Subject: Science
, asked on 31/10/16
how does light enable us to see objects???
Answer
10
Atul
Subject: Science
, asked on 25/7/20
Classes 7 ka video send
Answer
1
Fazila
Subject: Science
, asked on 8/2/20
picture of the pinhole camera
Answer
1
Kowsikka .s
Subject: Science
, asked on 20/3/18
answer it pls:
Renu spends a lot of her time outdoors. She walks to school in the morning, plays in the school playground in the afternoon, and walks back home in the evening. She notices that the length of the shadow does not remain the same throughout the day.
1. Do you think Renu is right? Does the length of her shadow really change?
______________________________________________________________
______________________________________________________________
2.Renu is not likely to grow tall or become short buring the span of a single day. 90 why do you think her shadow changes in length throught the day?
______________________________________________________________
______________________________________________________________
3. One day, When Renu was running randomly in the playground. Renu found that her shadow had completely disappeared! She locked up to see if the Sun had gone behind a cloud, or if she had stayed under a tree No, everything was clear!. Then she turned around the found her shadow behind her. Why had renu's shadow gone behind her?
______________________________________________________________
______________________________________________________________
4.We know that for a shadow to be formed, we need three things, a source of tight and object that obstructs light, and a screen. Can you identify these three things in Renu's case ?
Answer
1
Eshaan Patil
Subject: Science
, asked on 29/6/16
What is the function of rheostat
Answer
5
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What are you looking for?
Renu spends a lot of her time outdoors. She walks to school in the morning, plays in the school playground in the afternoon, and walks back home in the evening. She notices that the length of the shadow does not remain the same throughout the day.
1. Do you think Renu is right? Does the length of her shadow really change?
______________________________________________________________
______________________________________________________________
2.Renu is not likely to grow tall or become short buring the span of a single day. 90 why do you think her shadow changes in length throught the day?
______________________________________________________________
______________________________________________________________
3. One day, When Renu was running randomly in the playground. Renu found that her shadow had completely disappeared! She locked up to see if the Sun had gone behind a cloud, or if she had stayed under a tree No, everything was clear!. Then she turned around the found her shadow behind her. Why had renu's shadow gone behind her?
______________________________________________________________
______________________________________________________________
4.We know that for a shadow to be formed, we need three things, a source of tight and object that obstructs light, and a screen. Can you identify these three things in Renu's case ?