At present most of the world's energy needs are supplied by what kind of energy

Study the following reaction carefully. what classification should this reaction have? 4al + 3o2 2al2o3synthesisdecompositionsingle replacementdouble displacement

Which of the following is not a characteristic of s waves? a. travel slower than p waves. b. cannot be detected in locations more than 105° from an earthquake’s epicenter. c. travel through solids and liquids. d. only affect coastal regions.

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car