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