A bus is moving with the velocity of 72km/he has acceleration 0.5m/².How long will it take to gain the velocity of 30 m/s?

Anybody wanna ? (picture included? )

What word chemical equation describes cavendish’s experiment with zinc?

Aheat engine that operates on a carnot cycle has an efficiency of 0.420 when its low-temperature reservoir is at 10 ∘c.part aby how many degrees celsius must you increase the temperature of the high-temperature reservoir to increase the efficiency to 0.600 if you continue to use the same low-temperature reservoir?