6.3 Changing shadows

Good morning students of grade :2.Today is monday-27.04.2020
Today you have to do an activity by using a sundial.As the Earth turns past the sun , shadows move too.On a sundial the shadow tells the time.Shadows move slowly as the Earth spins .Shadows ae short when the sun in high(at the midday) and the shadows are long when the sun is low(in the morning and evening )
Watch this video and make a sundial like this and measure the length of the shadow at different times by using a 50 Baiza coin ,
small plastic bricks or
eracer
Refer the science learner's book page number 64 & 65