A) rough B) wrinkled C) smooth D) bland
A) different B) odd C) usual D) messy
A) to mix together B) to make bigger C) to keep separated D) to divide
A) to stay away from everything B) to glue things together C) to separate things D) to stick to something closely
A) cold B) moist C) slippery D) dry
A) caused objects to appear larger B) made objects shrink C) showed objects as they are D) made objects look smaller
A) nurse B) scientist C) waiter D) lawyer
A) rinses with warm water B) separates two things C) dries out D) becomes part of a liquid
A) you can see condensation, but not evaporation. B) you can only see condensation occur occasionally. C) you can see evaporation, but not condensation. D) condensation only occurs in the clouds.
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) all the colors of the rainbow C) the color red D) the color violet
A) Water falls from the sky as rain. B) Water evaporates from puddles, ponds, plants, trees, and so on. C) Water vapor condenses on surfaces. D) Water vapor moves invisibly through the air. |