HARD
Earn 100

Draw a well labelled diagram of the event of a lunar eclipse.

Important Questions on Light, Shadows and Reflections

MEDIUM
How will you use pinhole camera to see the solar eclipse? What precaution is necessary in its use? 
EASY
The image formed by a pinhole camera is upside down.
MEDIUM
How does a lunar eclipse occur?
EASY
The image in a pinhole camera is _____. (real/ virtual)
HARD
Explain how a lunar eclipse is formed. Draw a well-labelled diagram.
EASY
If the pinhole is made bigger, the image obtained is _____.
EASY
A pinhole camera uses the principle of
EASY
During a solar eclipse and a lunar eclipse:
MEDIUM
Explain with the help of a diagram the formation of a total solar eclipse.
EASY
What kind of eclipse occurs when the moon is in the penumbra region of the shadow of the earth?
MEDIUM

What is the principle of pinhole camera? State the three characteristics of the image formed in the pinhole camera.

HARD
How do you make a simple pinhole camera?
HARD
Describe the construction and working of a pinhole camera.
EASY
What changes will take place in the image formed on the pinhole camera, if the tissue paper screen is moved away from the pinhole?
MEDIUM
What is the difference between image formed by a plane mirror and the image formed by a pinhole camera?
MEDIUM
What kind of image does a pinhole camera form?
EASY
List two differences between real and virtual images.
MEDIUM
What happens when the moon comes in between the earth and the sun?
EASY
The image formed in a pinhole camera is _____.