A) smooth B) bland C) rough D) wrinkled
A) usual B) messy C) odd D) different
A) to keep separated B) to divide C) to make bigger D) to mix together
A) to stay away from everything B) to glue things together C) to stick to something closely D) to separate things
A) moist B) dry C) slippery D) cold
A) caused objects to appear larger B) made objects shrink C) showed objects as they are D) made objects look smaller
A) lawyer B) waiter C) nurse D) scientist
A) separates two things B) dries out C) becomes part of a liquid D) rinses with warm water
A) condensation only occurs in the clouds. B) you can only see condensation occur occasionally. 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) the clinging together of raindrops D) evaporation of water
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 red C) all the colors of the rainbow D) the color violet
A) Water vapor moves invisibly through the air. B) Water evaporates from puddles, ponds, plants, trees, and so on. C) Water falls from the sky as rain. D) Water vapor condenses on surfaces. |