A) bland B) smooth C) rough D) wrinkled
A) usual B) different C) odd D) messy
A) to divide B) to mix together C) to make bigger D) to keep separated
A) to stick to something closely B) to glue things together C) to separate things D) to stay away from everything
A) slippery B) moist C) dry D) cold
A) made objects shrink B) made objects look smaller C) caused objects to appear larger D) showed objects as they are
A) waiter B) scientist C) nurse D) lawyer
A) dries out B) separates two things C) becomes part of a liquid D) rinses with warm water
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 raindrops C) the clinging together of molecules D) evaporation of water
A) Snowflakes form in different ways, and produce many designs. B) Snowflakes form in the same way, but produce many designs. C) Snowflakes form in different ways, and produce one design. 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 evaporates from puddles, ponds, plants, trees, and so on. B) Water falls from the sky as rain. C) Water vapor moves invisibly through the air. D) Water vapor condenses on surfaces. |