the molecules in a test tube filled with cold water move more slowly than the molecules in a large...

Daily Question 2-24-14 The molecules in a test tube filled with

cold water move more slowly than the molecules in a large tank of warm water. What is responsible for this difference in molecule speed?

A. Pressure B. volume C. weight D. heat

2-25-14 Particles that make up matter are in a

state of: A. constant motion B. flux C. ionization D. constant combination

2-26-14 As temperature heats up, particle motion

in a solid start to: A. slow down and pack closely together B. speed up and start to spread out C. motion stops altogether D. particles move really fast and

disappear

2-27-14 A student lights a candle and the wax begins to

melt. Which statement describes the movement of

the particles as the solid candle melts to a liquid?

A The particles move faster and farther apart. B The particles move slower and farther apart. C The particles move faster and closer together. D The particles move slower and closer

together

2-28-14 You can always tell when particles are in

a liquid because: A. There is enough room for the particles

to expand and disappear. B. There is enough room for particles to

crowd together. C. There is enough room for particles to

slide past each other. D. There is not enough room for anything

to happen.