Assertion:  Shadow is formed when an opaque object comes in the path of light.Reason: An opaque body does not allow any light to pass through it.*1 pointA and R are true and R is the correct explanation of AA and R are true and R is not the correct explanation of AA is true and R is falseA is false and R is true

Where is a shadow formed? (a) In front of the object (b) On the ground either in front or behind the object (c) behind the object (d) Anywhere and every where

Choose the correct answer by clicking the options below.Refer to the set-up below.A square piece of wood was placed between the torch and the sheet made of material X. Which statement about materials X and Y is likely possible if the shadow below was formed on the screen?(1) X and Y allow most light to pass through them.(2) X and Y allow no light to pass through them.(3) X allows most light to pass through it and Y allows some light to pass through it.(4) X allows some light to pass through it and Y does not allow light to pass through it.

Objects are described as transparent, translucent or opaque depending on how much light they allow to pass through.List two examples of each type of object.transparenttranslucentopaqueDefinitionAllowing nearly all light to pass throughAllowing only some light to pass throughNot allowing light to pass throughCan we see through the object?Yes, a clear imageYes, a blurred imageNoExample 1Example 2

Directions:  Choose the letter of the best answer.  Which of the following is true about visible light? Group of answer choicesVisible light is radioactive and causes skin cancer.Visible light is not real.Visible light can never harm you.Visible light can’t be seen. Flag question: Question 22Question 22Tips1 ptsWhen is a shadow formed?Group of answer choiceswhen light is blockedwhen light passed an objectwhen light is absorbedwhen there is no light Flag question: Question 23Question 23Tips1 ptsWhat material are used in the tinted glass of cars?Group of answer choicestranslucentabsorbentopaquetransparent Flag question: Question 24Question 24Tips1 ptsWhat happens to light when it strikes translucent materials?Group of answer choicesThe light is both transmitted and absorbed.The light is blocked.The light is absorbed.The light passes through. Flag question: Question 25Question 25Tips1 ptsWhich of the following materials will allow light to pass through?Group of answer choicesplastic coverwax papercardboardblack art paper

Youif i Hold the object slightly away from a smooth surface (floor, wall, etc.) when the sun is shining and observe the shadow. Are the edges sharp or blurry? then i would Move the object further away from the surface and observe any changes to the shadow - does it change in blurriness, in size, etc?