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

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

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

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

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

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

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

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) you can see evaporation, but not condensation.
D) condensation only occurs in the clouds.

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

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

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

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