Once heat from the sun penetrates the earth's atmosphere, the heat is circulated as warm air rises and cold air sinks. what is this process called?

Maria is late for school sometimes because she is not a morning person. if maria is at school from 8: 00 a. m. to 3: 00 p. m. every day and volunteers at an animal shelter on the weekends, when would be the best time for her to study? a. before school b. right after school c. during the weekend d. before she goes to bed

Technician a says the harmonic balancer may be attached to the crankshaft using a woodruff key and center bolt. technician b says the harmonic balancer may be attached to the crankshaft using a square key and center bolt. who is correct? choose one answer. a. technician a b. technician b c. both technician a and technician b d. neither technician a nor technician b

Do you think the united states should continue to execute criminals? why or why not