Answer:
20 N
Explanation:
By Newton's 2nd law,
The rate of change of momentum is directly proportional to the unbalance force applied on the object,
By that you can get the equation,
F = ma
= 5 × 4 = 20 N
1st law of motion because if the truck stops unexpectedly, the dog will continue to stay in motion. 2nd law because the mass of the dog is less than the truck (which has a high acceleration).
Hi,
The correct answer is letter B.
The last group contains noble gases, while both along the top and along the bottom the elements on the right are non-metals.
Answer:
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