Answer:
A molecule is defined as two or more atom of same element or different element grouped together
Answer: The net force is negative, The net force is positive, There is change in motion.
When an balanced force acts, there is change in motion. In case of balanced forces, the object does not change its motion. The unbalanced force causes change in the momentum of the object. There would be some net force. It would not be zero. The net force is zero when the acting forces are balanced. The net force in case of unbalanced forces have certain magnitude and are positive or negative depending on the direction. The positive and negative sign denotes direction of the net force.
<span>You are given 270 million people in the United States jumped up in the air simultaneously, pushing off earth with the average force of 800 N each time of 0.10 seconds and the earth has a mass of 5.98×10^24 kg. The earth will stay the same. </span>
