A) wrinkled B) bland C) rough D) smooth
A) odd B) messy C) different D) usual
A) to keep separated B) to mix together C) to make bigger D) to divide
A) to stay away from everything B) to glue things together C) to stick to something closely D) to separate things
A) cold B) slippery C) moist D) dry
A) made objects look smaller B) caused objects to appear larger C) showed objects as they are D) made objects shrink
A) scientist B) lawyer C) waiter 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) evaporation of water B) the clinging together of raindrops 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 always look the same. D) Snowflakes form in the same way, but produce many designs.
A) nothing B) the color violet C) the color red D) all the colors of the rainbow
A) Water falls from the sky as rain. B) Water vapor condenses on surfaces. C) Water vapor moves invisibly through the air. D) Water evaporates from puddles, ponds, plants, trees, and so on. |