A) bland B) wrinkled C) smooth D) rough
A) usual B) different C) odd D) messy
A) to keep separated B) to divide C) to make bigger D) to mix together
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) moist D) slippery
A) made objects look smaller B) caused objects to appear larger C) made objects shrink D) showed objects as they are
A) lawyer B) nurse C) waiter D) scientist
A) rinses with warm water B) becomes part of a liquid C) separates two things 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) the clinging together of molecules B) the clinging together of raindrops C) evaporation of water D) water molecules accumulate on surfaces
A) Snowflakes form in different ways, and produce many designs. B) Snowflakes form in different ways, and produce one design. C) Snowflakes form in the same way, but produce many designs. D) Snowflakes always look the same.
A) all the colors of the rainbow B) nothing C) the color violet D) the color red
A) Water evaporates from puddles, ponds, plants, trees, and so on. B) Water vapor condenses on surfaces. C) Water vapor moves invisibly through the air. D) Water falls from the sky as rain. |