I believe destructive interference
Answer:
a) wet marble , dry marble, newspaper, and towel
Answer:
Explanation:
If the force of 2000 N is directed towards the right and the friction is directed towards the left, the 2000 N force is positive and the other is negative. To find the resultant force:
2000 - 500 = 1500 N to the right
They do. mostly because they want validation from others