Huernia zebrina, or Lifesaver plant, is one of the best in this category. Lifesaver cactus plants are easy to grow in small dish gardens or even bonsai containers. The biggest challenges with Huernia cactus care are overwatering, incorrect lighting and mealybugs.
What is the average speed on a ski? For regular downhill skiing the average is about 15-20 mph Olympic ski racing averages 40-50 mph and The fastest recorded speed is 156 mph here is my source http://www.trails.â¦com/facts_9654_how-fast-do-downhill-skiers.html.
Specifications (SR-71A) 1  Maximum speed: Mach 3.3 (2,200+ mph, 3,540+ km/h, 1,910+ knots) at 80,000 ft (24,000 m) 2  Range: 2,900 nmi (5,400 km) 3  Ferry range: 3,200 nmi (5,925 km) 4  Service ceiling: 85,000 ft (25,900 m) 5  Rate of climb: 11820 ft/m (60 m/s) 6  Wing loading: 84 lb/ftÂ² (410 kg/mÂ²) 7  Thrust/weight: 0.44.