A population of prairie dogs lives in a grassland ecosystem. Which of the following are likely to be limiting factors for the size of the prairie dog population?
Choose 3 answers:
Choose 3 answers:

(Choice A)
A
competition for space

(Choice B)
B
predation

(Choice C)
C
food availability

(Choice D)
D
oxygen availability

To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.