Imagine standing near the door of a dog house. If a puppy comes running out every three seconds, what would the period of the exiting puppies be? s.

for every puppy running out every three seconds

Explanation:

dogs can run about 15–20 miles per hour for short distances. However, some breeds are a lot slower than that, while others are capable of much faster speeds. A dog's speed depends on their physical composition, breed, and health.

the answer is a. at the equator

unlike poles attract