The Watson's go to Birmingham chapter 1-3 vocabulary words

To try to be the same as or better than (another person), esp. by imitating

a device that controls the temperature automatically

additions of personnel or material toa military force (backup, or calvary)

on time; prompt

giving off energy as a result of the decay of unstable atoms (adjective)

giving off energy as a result of the decay of unstable atoms (noun)

criminal behavior by a juvenile person, which often warrants legal action (hooligan or hoodlum)