A) rough B) smooth C) bland D) wrinkled
A) odd B) usual C) different D) messy
A) to keep separated B) to divide C) to make bigger D) to mix together
A) to glue things together B) to stay away from everything C) to separate things D) to stick to something closely
A) cold B) dry C) moist D) slippery
A) showed objects as they are B) made objects look smaller C) caused objects to appear larger D) made objects shrink
A) waiter B) nurse C) scientist D) lawyer
A) dries out B) separates two things C) becomes part of a liquid 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) evaporation of water B) the clinging together of molecules C) the clinging together of raindrops 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) the color red B) all the colors of the rainbow C) the color violet D) nothing
A) Water falls from the sky as rain. B) Water vapor condenses on surfaces. C) Water evaporates from puddles, ponds, plants, trees, and so on. D) Water vapor moves invisibly through the air. |