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