Smoke and fog (Smog), Dirt and water (Mud), Sand, water and gravel (Cement), Water and salt (Sea water), Potassium nitrate, sulfur, and carbon (Gunpowder), Oxygen and water (Sea foam), Petroleum, hydrocarbons, and fuel additives (Gasoline)
Examples of compounds:
sodium chloride, sucrose, nitrogen gas, a sample of copper, and water.
Examples of elements: carbon, oxygen, hydrogen, gold, silver and iron.
Knowing the initial and final angular speed is and , respectively. We can use the following formula for equation of motion to calculate the average angular acceleration in t = 0.569 seconds
Since the train travels 30 miles per hour, you can divide the total distance by the miles per hour to get the time, so it takes 240mi/30 mph, which is 8 hours, since the mile units cancel themselves out
The third approach to cross-cultural studies of personality is the combined approach, which serves as a bridge between Western and indigenous psychology as a way of understanding both universal and cultural variations in personality