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