A) rough B) bland C) smooth D) wrinkled
A) different B) usual C) messy D) odd
A) to divide B) to keep separated C) to mix together D) to make bigger
A) to separate things B) to stick to something closely C) to glue things together D) to stay away from everything
A) dry B) moist C) slippery 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) separates two things B) becomes part of a liquid C) dries out D) rinses with warm water
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 molecules B) the clinging together of raindrops C) water molecules accumulate on surfaces D) evaporation of water
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) all the colors of the rainbow C) the color violet D) the color red
A) Water vapor moves invisibly through the air. B) Water evaporates from puddles, ponds, plants, trees, and so on. C) Water vapor condenses on surfaces. D) Water falls from the sky as rain. |