Karen hypothesizes that plants with grow better in water that has more minerals. she uses distilled water on tomato plants, tap water on bean plants and mineral water on squash plants. what is wrong with her procedure? (20 points

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig