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