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