Me ajudem, estou precisando muito terminar isso logo e não consigo !

4) Alternativa a)

5) Alternativa b)

6) Alternativa d)

7) Alternativa b) ???

Explicação:

- substância simples: formada por átomos de um só elemento químico;

- substância composta: formada por átomos de mais de um elemento químico;

- substância pura possui composição definida, tem a mesma composição em toda a sua extensão;

- misturas são formadas pela adição de duas ou mais substâncias puras (simples ou compostas);

- homogêneas: apresentam apenas uma fase;

- heterogêneas: apresentam mais de uma fase;

- fenômeno químico: transformação de uma substância em outras diferentes, reação química;

- fenômeno físico: não há transformação.

Químico: quando muda a composição, odor, cor, etc da matéria;  

Físico: quando muda o estado físico da matéria;  

Obs:

- o granito é uma mistura heterogênea. É uma suspensão, formada pela mistura de 4 minerais: feldspato, magnetita, mica e quartzo;

--Hello Kelly!

--Hello Johny!

--You studied for the test?

--Test!? Is there a test today? I haven't studied!

--No, no Kelly! is not today.

--Oh, good! i haven't slept very well too...

--Why?

--Yesterday my mom called me to wash the dishes, i was grounded because i played too much videogames.

--All night?

--Yes.

-- I was playing the cool new game! Your mom bought it?

--Yes!

--Lets play together later!

--Ok, bye!

Espero ter ajudado! Bye

David: Hey Emily, have you seen John recently?     Emily: Actually I havent, why?   David: We would go to the karaoke tonight, but I havent talked to him. Im worried  Emily: Dont worry David,  he might be okay. He have done this lately  Julia: Yeah, dont mind. You know how he is. He have been drinking all along the week   Hanna: Lets stay calm guys. He might have drink a lot again  Julia: Maybe, he always do that.  John: Hey guys, whats up?   David: Hey men, where have you been? We were worried  Emily: Have  you been drinking again?  Hanna: Seriously been, we have been worried all day long  John: Stay calm guys, im okay. Ive been drinking in excess, just it  Julia : Whatever,  I gotta go. I have been helping my mom with the chores.   Hanna: Im going to, do you come Em?   Emily: Sure, we have been busy to discuss about that history documentary, thats our chance  John: Thats alright. Me and David have been busy too. Lets go to the karaoke men  

Eu posso ajudar, pode me enviar o diálogo que eu traduzo!

Rebecca : Hey James, hey Lucy, good evening! How was your week?

James : Was very cool!

Lucy : Was very fun, I go to the museum with my family and there was very fun! I never went to museum!

Rebecca : Really?

Lucy : Yeah. Do you ever been went to museum James?

James : Yes, I do. There was very funny too!

Rebecca : I guess I have to go back home, bye guys! Nice to see you both!

James : Bye Rebecca

Lucy : Bye Rebecca

resposta:-Hello John and Charles!

-Hey guys!

-How are you?

-I'm good

-I'm great

-I'm Fine

-Let's go play soccer?

-Yeah,let's go

-Yes

-See you!

Explicação: