1) what helps us to see? a) water b) light c) Air d) Sound 2) which one is the source of light? a) Moon b) Mirror c) Sun d) Book 3) What do we call it when there is no light? a) Bright b) Day c) Dark d) Loud 4) Which of these can make a shadow ? a) Light passing through glass b) light hitting an object c) light turning off d) light making noise 5) which of these does not give off light? a) flashlight b) candle c) sun d) ball

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?