PPT: Our Sky | EVS for Class 4 (Our Wondrous World: New NCERT) PDF Download

 Page 1


Our Sky
Page 2


Our Sky
I n t r o d u c t i o n
Sky changes all day and night See Sun, Moon, stars in sky
Shadows move with Sun People use Sun, Moon for time, 
festivals
Page 3


Our Sky
I n t r o d u c t i o n
Sky changes all day and night See Sun, Moon, stars in sky
Shadows move with Sun People use Sun, Moon for time, 
festivals
Pictures of the Sky
Sky looks different all day:
Morning: Orange, bright
Afternoon: Blue, clear
Night: Dark, twinkling 
stars
Sun changes color:
Morning, evening: 
Reddish
Noon: Bright yellow
Moon changes shape:
Full Moon (Poornima): 
Round circle
New Moon (Amavasya): 
Not seen
Sometimes like letter 'C'
Page 4


Our Sky
I n t r o d u c t i o n
Sky changes all day and night See Sun, Moon, stars in sky
Shadows move with Sun People use Sun, Moon for time, 
festivals
Pictures of the Sky
Sky looks different all day:
Morning: Orange, bright
Afternoon: Blue, clear
Night: Dark, twinkling 
stars
Sun changes color:
Morning, evening: 
Reddish
Noon: Bright yellow
Moon changes shape:
Full Moon (Poornima): 
Round circle
New Moon (Amavasya): 
Not seen
Sometimes like letter 'C'
The Shadows
Shadows are dark shapes when light is 
blocked
Shadows change with Sun9s move:
Morning: Long, point west
Noon: Short, Sun is high
Evening: Long, point east
Morning, evening shadows go opposite ways
Page 5


Our Sky
I n t r o d u c t i o n
Sky changes all day and night See Sun, Moon, stars in sky
Shadows move with Sun People use Sun, Moon for time, 
festivals
Pictures of the Sky
Sky looks different all day:
Morning: Orange, bright
Afternoon: Blue, clear
Night: Dark, twinkling 
stars
Sun changes color:
Morning, evening: 
Reddish
Noon: Bright yellow
Moon changes shape:
Full Moon (Poornima): 
Round circle
New Moon (Amavasya): 
Not seen
Sometimes like letter 'C'
The Shadows
Shadows are dark shapes when light is 
blocked
Shadows change with Sun9s move:
Morning: Long, point west
Noon: Short, Sun is high
Evening: Long, point east
Morning, evening shadows go opposite ways
Night Sky
Night sky is dark, full of stars
Stars make patterns, like Saptarshi (Seven 
Sages)
Moon looks biggest at night
Moon shapes:
Full Moon (Poornima): Full circle
New Moon (Amavasya): Not visible
Sometimes crescent or half circle