A) wrinkled B) bland C) smooth D) rough
A) messy B) odd C) usual D) different
A) to mix together B) to keep separated C) to divide D) to make bigger
A) to glue things together B) to stick to something closely C) to stay away from everything D) to separate things
A) cold B) moist C) slippery D) dry
A) made objects shrink B) made objects look smaller C) showed objects as they are D) caused objects to appear larger
A) scientist B) lawyer C) waiter D) nurse
A) becomes part of a liquid B) separates two things C) rinses with warm water D) dries out
A) you can see evaporation, but not condensation. B) you can see condensation, but not evaporation. C) you can only see condensation occur occasionally. D) condensation only occurs in the clouds.
A) water molecules accumulate on surfaces B) evaporation of water C) the clinging together of molecules D) the clinging together of raindrops
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) the color red B) all the colors of the rainbow C) the color violet D) nothing
A) Water vapor moves invisibly through the air. B) Water falls from the sky as rain. C) Water vapor condenses on surfaces. D) Water evaporates from puddles, ponds, plants, trees, and so on. |