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