8. The dog sled will experience positive acceleration if:

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1 point
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a they add bags to the sled.
b they add a dog to the sled.
c they add a person to the sled.
d all of the above

1 answer

d) all of the above

If bags, dogs, or people are added to the dog sled, the total mass of the sled will increase. According to Newton's second law of motion, F = ma, where F is the net force acting on an object, m is the mass of the object, and a is the acceleration of the object. In this case, if the force applied by the dogs remains constant and the mass increases, the acceleration will be positive.