<span>This suggests that Trey has not yet developed a legitimate understanding of the permanency of tangible objects. This can be evidenced by the fact that Trey lost interest in the ball once it was no longer in his range of sight. He has not yet learned that the object does not just disappear if he is unable to see it.</span>
IT IS Portugal they were the first
Me too it’s impossible to convert me
Answer:
No
Explanation:
Can an action force exist without a reaction force? No. Every force is an interaction involving a pair of forces. A single force doesn't exist.
Look at Newton's law
