3. Principal focus of a______ concave mirror is a
point but for a convex mirror, it_______
point
4 A convex mirror cannot form a_______
image of an object placed in front of it.
5_________
is the phenomenon of bending
of light when a light ray passes from one
transparent medium to another.
6. When a light ray travels obliquely from a________
medium to a________
medium, it bends towards the normal.
7. Water is optically denser than_________
but optically rarer as compared to_______
Answers
Explanation:
Animals are adapted to survive in the conditions in which they live. Animals living in very cold and hot climate must possess special features to protect themselves against the extreme cold or heat. Example: Polar bears have white fur so that they are not easily visible in the snowy white background.
Answer:
Mars and Earth have approximately the same landmass. ...
Mars is home to the tallest mountain in the solar system. ...
Only 18 missions to Mars have been successful. ...
Mars has the largest dust storms in the solar system. ...
On Mars the Sun appears about half the size as it does on Earth.North Korea and Cuba are the only places you can't buy Coca-Cola. ...
The entire world's population could fit inside Los Angeles. ...
There are more twins now than ever before. ...
The hottest chili pepper in the world is so hot it could kill you. ...
More people visit France than any other country.Mars and Earth have approximately the same landmass. ...
Mars is home to the tallest mountain in the solar system. ...
Only 18 missions to Mars have been successful. ...
Mars has the largest dust storms in the solar system. ...
On Mars the Sun appears about half the size as it does on Earth.North Korea and Cuba are the only places you can't buy Coca-Cola. ...
The entire world's population could fit inside Los Angeles. ...
There are more twins now than ever before. ...
The hottest chili pepper in the world is so hot it could kill you. ...
More people visit France than any other country.Mars and Earth have approximately the same landmass. ...
Mars is home to the tallest mountain in the solar system. ...
Only 18 missions to Mars have been successful. ...
Mars has the largest dust storms in the solar system. ...
On Mars the Sun appears about half the size as it does on Earth.