Light travels in..... - ....straight lines., The Sun is...... - .....luminous., The Moon is.... - ......non-luminous., Light is a source of .... - ....energy., Light can not travel through.... - ....opaque objects., Light can travel through.... - transparent and translucent objects.,

अज्ञात द्वारा

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?