No, options are given but I believe the answer would be
In a water cycle Solid state of matter has the particles closest together.
Answer:

Explanation:
Height of man= 6ft
Height of light=1 5ft
Let BC=x and CD=y
BD=x+y
Triangle ABD and ECD are similar
When two triangles are similar then the ratio of their corresponding sides are equal






Differentiate w.r.t t

We have 
Substitute the value then we get


Rate at which the tip of shadow is moving=
Rate at which the tip of shadow is moving=
Rate at which the tip of shadow is moving=
Answer:
Space
Explanation:
Solar energy is energy from the Sun. This energy is in form of radiation heat and light. When solar energy reaches a surface it bounces off. This is because they are radiation waves.