A) rough B) smooth C) wrinkled D) bland
A) messy B) usual C) different D) odd
A) to mix together B) to keep separated C) to make bigger D) to divide
A) to stick to something closely B) to separate things C) to glue things together D) to stay away from everything
A) cold B) dry C) slippery D) moist
A) made objects shrink B) showed objects as they are C) caused objects to appear larger D) made objects look smaller
A) scientist B) waiter C) nurse D) lawyer
A) dries out B) becomes part of a liquid C) separates two things D) rinses with warm water
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 molecules B) evaporation of water C) the clinging together of raindrops D) water molecules accumulate on surfaces
A) Snowflakes form in different ways, and produce many designs. B) Snowflakes form in the same way, but produce many designs. C) Snowflakes always look the same. D) Snowflakes form in different ways, and produce one design.
A) the color violet B) all the colors of the rainbow C) the color red D) nothing
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. |