1 Which of the following is an example of a physical change? A. Water freezing into ice.
B. A piece of wood burning.
C. A toy car rusting.
D. Zinc producing hydrogen gas when mixed with water.

volts times amps 6 x 0.5 3w

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;