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