Answer:2box=He wondered if vinegar can clean tough stains/4box=Mike tested his hypothesis by using vinegar to remove grease/7box=He communicated the results to his class I'm in 7th;)
Explanation: Scientific Method
Answer:
the temp of the water is gonna rise to 21 C
Explanation:
i dono what ur asking :)
The answer is B - proteins are large molecules
c. building dams
