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