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