1) Stage 1: What is a property of gas? A) Molecules slide past one another
B) Molecules vibrate in place
C) Molecules are separated and far apart and move independently from each other

2) Stage 1: What is a property of a liquid?
A) Molecules slide past one another
B) Molecules vibrate in place
C) Molecules are separated and far apart and move independently from each other

3) Stage 1: What is a property of a solid?
A) Molecules vibrate in place
B) Molecules are separated and far apart and move independently from each other
C) Molecules slide past one another

4) Stage 2: At what temperature does water (liquid) change to a solid (freezing)?
A) 100 degrees C
B) 10 degrees C
C) 50 degrees C
D) 0 degrees C

5) Stage 2: At what temperature does water start to boil (boiling point)?
A) 50 degrees C
B) 10 degrees C
C) 0 degrees C
D) 100 degrees C