11.   The heat made her white dress stick to her.

12.   She says the heat made it very tough but it was good fun.

13.   Animal officials said the heat made the snake more active and sped up its feeding cycle.

14.   And with a breakdown, the heat could make it a survival contest.

15.   Adding heat will make the work a bit easier.

16.   All day, the heat had made it tough for him to take air into his lungs.

17.   Exercising and eating right seem even more challenging at this time of year, when the heat makes everyone feel sluggish.

18.   Heat makes some stains permanent.

19.   Heat may make metal more malleable, but it may also spread the molecules.

20.   Heat makes people illogical.