What two important factors determine the nature of an ecosystem?

a Temperature and humidity

C, Recycling of nutrients and flow of energy

b. Light and temperature

d. Flow of energy and predation

Which term describes an educated guess about the outcome of an experiment? A. Analysis B. Data C. Hypothesis D. Result

A student is asked to design a cart that will have the smallest force of impact when it collides with another object. Which of these would be the best design

A seamount is an isolated land mass rising from the ocean floor. a. True b. False

A 100 g wire is held under a tension of 250 n with one

What is the cell cycle? A. repeating series of stages a dividing cell got through. B. the time a cell spends actively dividing. C. process of duplication of genetic material. D. repeating process of DNA synthesis.

Calculate the density of water at 22.3 degrees celsius

The elements with the largest atomic radii are found in the

Within a DNA molecule, which two nitrogen bases are correctly paired with one another? A. cytosine (C) and uracil (U) B. adenine (A) and thymine (T) C. adenine (A) and guanine (G) D. cytosine (C) and thymine (T)

Who was febanachi and wht did he accomplish

A sample of blood is placed in a centrifuge of radius 12.0 cm. The mass of a red blood cell is 3.0 ✕ 10^-16 kg, and the magnitude of the force acting on it as it settles out of the plasma is 4.0 ✕ 10^-11 N.