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