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