Which organ system includes the esophagus, pancreas, and large intestine?
a) digestive
b) excretory
c) integumentary
d) lymphatic

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius

One number is said to be an "order of magnitude" larger than another number if choose one: a. it is 10 times larger. b. it is 5 times larger. c. it is 3 times larger. d. it is 100 times larger. e. it is 2 times larger.