is a distribution that carries energy and travels in a repeating pattern, waves, energy, Waves are all around us ​, true, false, Types of energy :​, sound an light, only sound, What cause of wave ?​, Vibration –back and forth motions ​, Vibration –back motion ​, The energy causes the vibration is the energy carried by the wave ​, false, true, Light waves can travel through empty space ​, false, true, Sound waves need medium to travel through it ​, true, false, Light waves are very fast, true, false

waves

द्वारा
प्रिंट
एम्बेड

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?