A) smooth
B) bland
C) wrinkled
D) rough

A) different
B) odd
C) usual
D) messy

A) to mix together
B) to keep separated
C) to make bigger
D) to divide

A) to stay away from everything
B) to separate things
C) to stick to something closely
D) to glue things together

A) dry
B) slippery
C) cold
D) moist

A) showed objects as they are
B) caused objects to appear larger
C) made objects shrink
D) made objects look smaller

A) nurse
B) waiter
C) lawyer
D) scientist

A) separates two things
B) rinses with warm water
C) dries out
D) becomes part of a liquid

A) you can only see condensation occur occasionally.
B) you can see condensation, but not evaporation.
C) condensation only occurs in the clouds.
D) you can see evaporation, but not condensation.

A) evaporation of water
B) water molecules accumulate on surfaces
C) the clinging together of molecules
D) the clinging together of raindrops

A) Snowflakes always look the same.
B) Snowflakes form in the same way, but produce many designs.
C) Snowflakes form in different ways, and produce one design.
D) Snowflakes form in different ways, and produce many designs.

A) the color violet
B) nothing
C) the color red
D) all the colors of the rainbow

A) Water falls from the sky as rain.
B) Water vapor moves invisibly through the air.
C) Water evaporates from puddles, ponds, plants, trees, and so on.
D) Water vapor condenses on surfaces.