A) wrinkled B) bland C) rough D) smooth
A) usual B) messy C) different D) odd
A) to divide B) to mix together C) to make bigger D) to keep separated
A) to separate things B) to stick to something closely C) to glue things together D) to stay away from everything
A) slippery B) cold C) moist D) dry
A) showed objects as they are B) made objects shrink C) made objects look smaller D) caused objects to appear larger
A) lawyer B) scientist C) waiter D) nurse
A) becomes part of a liquid B) separates two things C) dries out D) rinses with warm water
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) the clinging together of molecules B) water molecules accumulate on surfaces C) evaporation of water D) the clinging together of raindrops
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) nothing B) the color red C) the color violet D) all the colors of the rainbow
A) Water vapor condenses on surfaces. B) Water falls from the sky as rain. C) Water evaporates from puddles, ponds, plants, trees, and so on. D) Water vapor moves invisibly through the air. |