A) rough B) smooth C) bland D) wrinkled
A) odd B) different C) usual D) messy
A) to mix together B) to keep separated C) to divide D) to make bigger
A) to stick to something closely B) to separate things C) to stay away from everything D) to glue things together
A) moist B) dry C) slippery D) cold
A) made objects shrink B) made objects look smaller C) caused objects to appear larger D) showed objects as they are
A) nurse B) lawyer C) waiter D) scientist
A) becomes part of a liquid B) separates two things C) dries out D) rinses with warm water
A) you can only see condensation occur occasionally. B) condensation only occurs in the clouds. C) you can see condensation, but not evaporation. D) you can see evaporation, but not condensation.
A) evaporation of water B) water molecules accumulate on surfaces C) the clinging together of molecules D) the clinging together of raindrops
A) Snowflakes always look the same. B) Snowflakes form in the same way, but produce many designs. C) Snowflakes form in different ways, and produce one design. D) Snowflakes form in different ways, and produce many designs.
A) nothing B) the color red C) all the colors of the rainbow D) the color violet
A) Water vapor condenses on surfaces. B) Water evaporates from puddles, ponds, plants, trees, and so on. C) Water vapor moves invisibly through the air. D) Water falls from the sky as rain. |