Always use significant figure rules. remember that these rules apply to all numbers that are measurements. in working this problem, assume the value of "g" to be 9.8 m/s2 with two (2) significant digits unless otherwise stated. a mass of 2000 kg is raised 2.0 m in 10 seconds. what is the potential energy of the mass at this height? j

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

How do you date a sample of rock that you suspect as being one of the earliest on earth