18.Capillary tubes of different diameters are depicted. if all of them are partially immersed in water,

a. In which one will be the rise in level maximum

b. Write down the relation between the capillary rise and diameter of the tube ?

C. Which force is responsible for capillary rise ?

D. Write down an example for liquid that shows capillary depression​

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel

Many feel that the u.s. should not give money to the world bank to aid people in other countries. true or false

Explain how earths tilt and revolution around the sun affects weather and climate