PLEASE HELP!! A rock sample has a mass of 16 grams and a volume of 8 cubic centimeters. When the rock is cut in half, what is the volume and density of each piece?
A. Scm3 and 0.5 g/cm3
B. Scm3 and 1.0 g/cm3
C. 4cm² and 2.0 g/cm3
D. 4 cm and 4.0 g/cm3

What was the impact of the concordat of worms?

Which of these internal feedback reactions does not need your brain? oa. your leg jumping when it is hit by a reflex hammer b. your deeper breathing when you need more oxygen c. your body temperature rising when you have an infection d. your heart beating faster when you are in danger

Which observation supports the inference that humans and chimpanzees share a common ancestor