When Canada and the United States work together, they enhance their security and accelerate the legitimate flow of people, goods and services.
Answer:
makes an effort is the Correct answer
Answer:
Explanation:
if we take to masses of 1 kg each at a distance of 1m between the centers of mass, the gravitational force between them will be: 6.674E-11*1*1/1^2 = 6.67E-11 N.