Which of the following is the best example of a proper hypothesis? a. water will flow faster through tightly packed soil than through loosely packed soil. b. i think there is no effect on hearing if you listen to loud music for only three hours a day. c. if different types of leaves are exposed to low temperatures, then they will change colors. d. grapes taste better than apples because grapes are sweeter.

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

What is the value of the standard enthalpy of formation of an element in its most stable form?