Grease paper is translucent. It let's a bit of light through but not all.
Card board is opaque. It lets no light through.
Therefore, the shadow cast by cardboard will be darker and more defined whereas the grease paper lets light through, making the shadow lighter and less focused.
A shadow is formed when light is blocked by an object.
the angle at which a shadow is formed
longest
an angle (that can be on the earth) at which an angle could be formed by the sun.
84 feet tall
13ft
A shadow is formed when light is blocked by an object.
when a shadow is formed there should be an opaque object the picture can be formed on the screen.
It is 2.4 ft high.The distance from the earth to the sun is sufficiently large so that the sun's beams can be assumed to be parallel. Also, it is necessary to assume that the ground over which the shadows are cast is level. Then the triangle formed by the apex of the tent, its base and the tip of its shadow can be shown to be similar to the triangle formed by the top of the box, its base and the tip of the shadow. Then, using equal rations, the box is 2.4 ft tall.
the angle at which a shadow is formed
shadow
A normal shadow.
Shadow play
shadow
at noon the shadow is point sized {smaller} and in morning and evening the shadow is the longest.
The shadow formed would be tetrahedrons with an nostalgic way of cooperating with the society at that time.
In total darkness.