Directions: Use the passage and the diagram below to answer the question. What is the average speed, in meters per second, of the trip across the field? (Write answer with all decimals but no units.)

1.25m/s

Explanation:

Average speed = distance / time elapsed

= 100/80

=1.25m/s

an ion is a charged atom or molecule. it is charged because the number of electrons do not equal the number of protons in the atom or molecule. an atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom.

this is a good question! i'll do some research and come back when i have the answer!