Identify the principle(s) of the cyclical theory of change. i. every civilization follows the cycle of a biological organism and experiences stages similar to birth, growth, maturity, old age, and death. ii. the fate of a society is determined by how it responds to and overcomes challenges. iii. civilizations alternate between two cultural extremes: the sensate and the ideational. a. i b. i and ii c. i and iii d. i, ii, and iii

Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.