Through which of the following would sound waves travel the fastest?
A.
Earth's atmosphere


B.
a railroad track


C.
a vacuum


D.
a pool of water

is 21 days enough time toView all the phases of the Moon? Explain. Why is it important for scientists to monitor meteors in the sky? How do I find the area of this? Change 7.25 a.m. to 24 hour clock time.Use a colon : to separate hours and minutes. Here are the diameters of four coins. A dime rolls 41.8 cm. How many rotations did it make? Will give brainliest, can someone help me understand this question better i have a case study in Life orientation..... Alwande is an 18 year old boy in Grade 12.He lives on community farm,which government bought for the community through the land restitution programme.Alwande works on the farm during weekends and school holiday.He enjoys working on the farm and others comment that he is very good at farming.His father is a mentorship programme designed to prepare the community members to continue with production when the previous owner finally hands over the farm to them.Alwandes father wants him to work on the farm after completing Grade 12.Alwande is confused.He cannot decide what he wants to do.Alwandes friend wants him to do human resource management at university so that they can study together.His best friend works in the restaurant of a nearby tourist hotel.He promised to help him get a job at hotel when he has finished school.His grade 12 subjects include life sciences, Mathematics and Agricultural Technology. Questions1.Compare the advantages and Disadvantages of Alwande going to a higher education institution or applying for a job?.2.What do you think Alwande should do?Give reasons for your answer.3.What do you think Alwande shouldn't do?Give reasons for your answer. What benefit does active monitoring have over passive monitoring?NO LINKS PLS Is Rita justified in hiding from Denny the fact that she is still on the pill? Why or why not? 2 reasons some people consider John Brown a bad guy explain How many atoms is 500.0 moles of pure gold? Pic from the problem Element X is a radioactive isotope such that every 11 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 60 grams, how much of the element would remain after 25 years, to the nearest whole number? Kate is building with blocks. She needs to build a rectangular prism that is 4 meters long by 3 meters wide by 112 meters high. She is building with cubes that have side lengths of 12 meter. What is the volume of the box she needs to build in cubic meters? Annual precipitation amounts in centimeters are shown in the table for four environments. Which environment experiences the least humidity? (2 points)Environment A 80120 cmEnvironment B 2050 cmEnvironment C 150200 cmEnvironment D 4060 cm what were the followers of the caliph muawiyah known as The following data points represent the number of chicken nuggets on each family member's plate.1,3,0, 6, ?If the mean of the data set is 3 chicken nuggets, find the missing number of chicken nuggets.nuggets Find the circumference of the pizza to the nearest tenth. 20 Points! Please correctly answer the questions below.Choisis la meilleure rponse pour complter la phrase suivante.Il n'en aurait pas parl s'il ne s'en _____ pas.souvenaitsouvientsouviendraitsouviendraChoisis la meilleure rponse pour complter la phrase suivante.Je ne cuisinerais pas si elle ne me le _____ pas.demanderaitdemanderademandedemandaitChoisis la meilleure rponse pour complter la phrase suivante.On _____ l'picerie si tu ne veux pas aller au supermarch.iraitvaallaitiraChoisis la meilleure rponse pour complter la phrase suivante.Si j'_____ un million de dollars, je t'_____ une robe verte.avais / achteraiavais / achteraisai / achteraisai / achteraChoisis la rponse la plus logique la question suivante.Si je fais mes devoirs, je _____ aller au thtre ce soir.peutpouvaispourraipourraisChoisis la rponse la plus logique la question suivante.O est-ce qu'on achterait de la viande cuite / prpare ?Dans une charcuterieDans une picerieDans une boucherieDans une ptisserieChoisis la meilleure rponse pour complter la phrase suivante.Je dteste avoir _____ dans mon portefeuille. Je prfre les cartes et les billets.des picesdes dbitsdes comptes d'pargnedes rabaisChoisis la rponse la plus logique la question suivante.Quel terme ne correspond pas aux autres ?un rabaisune rductionbon marchun compte chque Abigail wants to ride her bicycle 37 miles this week. She has already ridden 17 miles.If she rides for 5 more days, what is the average number of miles she would have toride each day to meet her goal?