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