In scientific research, what is the relationship between the hypothesis and the experiment?
the hypothesis states what the experiment will prove.
the experiment proves what the hypothesis states.
the experiment either proves or disproves the hypothesis.
the hypothesis and the experiment must have opposite conclusions.

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

Zoe decided to measure the hand length of each of her classmates. first she marked a line across each student's wrist and lined up a ruler from this mark to the top of the middle finger to measure the length. then she recorded the measurements in the table below. marla did this the same way for each classmate, and then zoe used this ruler to measure each straight line and record the data below. this data is invalid. what is the most likely reason why it is invalid? the ruler is marked in centimeters, but zoe recorded data in inches. the range of lengths is too wide, so zoe must have misread the ruler. marla’s complicated measuring procedure was overly confusing. marla could have been inconsistent while drawing outlines of fingers.

What is the approximate time of death of the body temperature is 29.4 degrees celsius