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