7. At which time of the day can a shadow be longest? a. 8:00 am b.10:00 am c.12:00 noon d. 2:00 pm

8. If a stick is placed in an open area, the length and position of the shadow can move from a. east to west b. north to south c. south to north d. west to east

9. Changes in the position and length of shadow depend on the following except a. angle b. color of an object c. light source d. position of the sun

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