Can someone answer these spanish questions asap

Sheila conducts an investigation to see how the amount of salt dissolved in water affects the density of the water whichstatement best describes the correct plan for her procedure? the density and the amount of water are controls, and the amount of salt and the type of salt are variablesthe amount of water and the amount of salt are controls, and the type of salt and the density are variablesthe type of salt and the amount of water are controls, and the amount of salt and the density are variablesthe type of salt and the density of water are controls, and the amount of salt and the amount of water are variableso

According to the audio, what might the weather include today? nubes sol nieve lloviznas lluvias torrenciales relámpagos

Contesten lo que sepan es para un cuestionario! 1. es el texto principal de una noticia. debe incluir informacion que profundice la del parrafo introductorio 2. es un texto muy breve, debe comunicar con pocas palabras de que trata la noticia, se escribe sin punto y se usa un tipo de letra grande 3. se refiere al 1er parrafo de la nota y proporciona al lector la informacion general del suceso 4. es un texto corto, escrito con ingenio, que comunica algun promenor acerca de la noticia y atrae rapidamente al lector 5. presenta una conclusion, resumen o un comentario adicional acerca de la noticia