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

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

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

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

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

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

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

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

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

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

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

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

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