Silver Burdett/

Science:Understanding Your Environment/

Weather Formation p. 199/

1975/

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S4N18/

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/-/Have you ever walked*- barefoot (on a hot summer day? )/-/You know*D1 [DOhow hot a sidewalk can be.*A1 ]/-/Think of*D2 a light-gray sidewalk and a blacktop driveway. /-/Which would be*A1 hotter (on a bright summer day? )/-/(On the same day, )would grass feel*A1 as hot (as either )(of these? )/-/Would the sidewalk still feel*A1 hot (at night? )/-/What do the answers (to these questions )tell*D1 you? /-/Different areas (of the earth )receive*D1 different amounts (of sunlight. )/-/The amount (of sunlight )[JMany one place gets*D0 ]is*N1 not always the same, either. /-/The amount (of sunlight )changes*- (from day )(to night, )and (from season )(to season, too. )/-/Why do so many people go*- (to lakes and seashores )(in hot summer weather? )/-/Why are*A1 most (of these shore areas )cooler (at night? )/-/Why are*A1 they warmer (during the day? )/-/Why does the wind change*D1 direction (at sundown? )/-/Sunlight heats*D1 the air very little. /-/You know*D1 [DOthat most (of the sunlight )passes*- (through the air. )]/-/Only a small amount (of it )is absorbed*P (by the air. )/-/Sunlight is absorbed*P (by the earth )and changed*P (into heat. )/-/The air is warmed*P or cooled*P (by the earth )(beneath it. )/-/Why is*A1 city air usually warmer (in summer )(than country air? )/-/[ALIf you have*D1 trouble (with this question, )]read*D1 the beginning (of this chapter )again. /-/Are*A1 city streets usually warmer (than grassy fields? )/-/The air (above the Arctic )is*A1 cold. /-/It is*A1 cold [ARbecause it rests*- (on a cold surface. )]/-/The same is*A1 true (for the air )(over the Antarctic. )!!!!!!!!