Knowing that density = mass ÷ volume; what would you predict would happen to the density of h2o as the temperature is changed from 50 °c to 0 °c?

a)the density will increase as the volume of the water expands. b)the density will decrease as the volume of the water expands. c)the density will decrease as the volume of the water decreases. d)the density will increase as the volume of the water decreases.

The use of logic making empirical observations and performing dissections were all part of the scientific studies by

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.

What is the similarities and differences between bacteria and eukaryote?