Light, Shadows and Reflections Worksheet-2

Light, Shadows and Reflections Worksheet-2

1. Anjali placed a meter stick in the playground at 8.00 a.m. in the morning. How will the shadow of the stick at 12:00 noon be in comparison to the one at 8:00 a.m.?

(a) There will be no shadow

(b) The shadow will be longer and on the opposite side of the stick

(c) The shadow will be shorter and on the same side as the sun

(d) The shadow will be shorter and on the opposite side of the sun

2. Which objects use the Reflection of light?

(a) Periscope                                 (b) Mirror

(c) Side mirror of a car               (d) All of these

3. The objects which allow to pass most of the light falling on them are called

(a) Transparent                            (b) Translucent

(c) Opaque                                     (d) None of these

4. The essential condition for the formation of shadow is

(a) There should be an opaque material

(b) There should be a source of light and screen

(c) The object must be placed in the path of light

(d) All of these

5. Aamir looked up at the night sky and observed the things he could see. From the things he could see, he made a list of the sources of light in night sky. What should be write down on his list? 

(i) Moon (ii) Stars (iii) Cloud

(a) (i) only                                      (b) (ii) only

(c) (i) & (ii)                                    (d) (ii) & (iii)

6. The Image formed in the water is

(a) Erect                                         (b) Diminished

(c) Inverted                                    (d) None of these

7. The moon is

(a) Luminous                                (b) Non-luminous

(c) Both of these                           (d) None of these

8. Which of the following statements is false?

(a) Shadows cannot be formed when an object allows some light to pass through it

(b) Shadows are always formed on the opposite side of the light source

(c) A shadow has a similar shape to the object that forms the shadow

(d) An object can form as many shadows as there are light sources around it

9. Among the items mentioned below, we can observed a clear reflection of ours in

(a) Smooth cushion surface       (b) Still water surface

(c) Wooden table                          (d) Polished shoe

Answer Key:

(1)–(d); (2)–(d); (3)–(a); (4)–(d); (5)–(c); (6)–(a); (7)–(b); (8)–(a); (9)–(b)