Pls help me Juan and billy hooked a science book on the end of this spring scale. What is the force of gravity pulling down on the books?
A) 23 grams
B) 2300 grams
C) 23 Newton’s
D) you cannot determine the force of gravity

Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.

Genetic orders can result when sister chromatids fail to separate properly during which phase is this problem most likely to occur