a gas to solid
Direction: Choose the letter of the correct answer
1. The average distance between molecules always increases during
which of the following phase changes?
c, gas to liquid
b, liquid to gas d, liquid to solid
2. Which of the following correctly describes the motion of particles in
a gas?
a. They do not move at all
b. They move rapidly around in random patterns.
c. They vibrate in a set pattern.
d. They flow easily, but slowly around each other.
3. The picture shows a pot of boiling water. What
process will take place when the temperature of the
water rises?
a. condensation b, condensation c, absorption d, precipitation
4. Why is ice harder than liquid water?
A. The molecules of ice are not moving
B. The molecules of ice are linked more tightly together
C, The molecules of ice are harder than the molecules of liquid water,
D. The molecules of ice are made of solid atoms, and the molecules of
liquid water are made of liquid atoms.
5. Why do you think hydrological cycle (water cycle) important in
maintaining a supply of fresh water?
A, Evaporation and precipitation are not always in balance
B, Precipitation occurs over the ocean as well as over land
C, Evaporation from the ocean leaves dissolved salt behind
D, Evaporation takes place over land as well as the oceans​