Which object reflects light the best?
A: a wooden door
B: a shiny spoon
C: a glass of water
D: a candle flame
At which time of day will Sam's shadow be the longest?
12:30 pm
9:30 am
3:00 pm
6:30 am
A tree makes a shadow on the grass on a sunny day. What causes the shadow?
the tree giving out darkness
the tree blocking the light from the Sun
the wind moving the leaves
the grass reflecting light