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