A) bland B) rough C) wrinkled D) smooth
A) different B) usual C) odd D) messy
A) to mix together B) to keep separated C) to divide D) to make bigger
A) to stick to something closely B) to glue things together C) to separate things D) to stay away from everything
A) cold B) dry C) moist D) slippery
A) made objects shrink B) caused objects to appear larger C) showed objects as they are D) made objects look smaller
A) scientist B) waiter C) lawyer D) nurse
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) 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) the clinging together of molecules C) the clinging together of raindrops D) evaporation of water
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) 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 evaporates from puddles, ponds, plants, trees, and so on. C) Water falls from the sky as rain. D) Water vapor condenses on surfaces. |