A boiling pot of water (the water travels in a current throughout the pot), a hot air balloon (hot air rises, making the balloon rise) , and cup of a steaming, hot liquid (hot air rises, creating steam) are all situations where convection occurs. Read more on Brainly.com - brainly.com/question/1581851#readmore
Energy of a wave: E = nhc/λ 3000 = (n x 6.63 x 10⁻³⁴ x 3 x 10⁸)/(510 x 10⁻⁹) n = 7.69 x 10 ²¹ photons per second per meter² 2.70 cm² = 2.70/10,000 m² = 2.7 x 10⁻⁴ Photons per second = 7.69 x 10 ²¹ x 2.7 x 10⁻⁴ = 2.08 x 10¹⁸ photons per second
