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